31813236

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:132

約数の個数: 180

約数和(自身を含む): 104160672

約数和(自身を除く): 72347436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 83, 84, 91, 108, 117, 126, 156, 162, 166, 169, 182, 189, 234, 249, 252, 273, 324, 332, 338, 351, 364, 378, 468, 498, 507, 546, 567, 581, 676, 702, 747, 756, 819, 996, 1014, 1053, 1079, 1092, 1134, 1162, 1183, 1404, 1494, 1521, 1638, 1743, 2028, 2106, 2158, 2241, 2268, 2324, 2366, 2457, 2988, 3042, 3237, 3276, 3486, 3549, 4212, 4316, 4482, 4563, 4732, 4914, 5229, 6084, 6474, 6723, 6972, 7098, 7371, 7553, 8964, 9126, 9711, 9828, 10458, 10647, 12948, 13446, 13689, 14027, 14196, 14742, 15106, 15687, 18252, 19422, 20916, 21294, 22659, 26892, 27378, 28054, 29133, 29484, 30212, 31374, 31941, 38844, 42081, 42588, 45318, 47061, 54756, 56108, 58266, 62748, 63882, 67977, 84162, 87399, 90636, 94122, 95823, 98189, 116532, 126243, 127764, 135954, 168324, 174798, 188244, 191646, 196378, 203931, 252486, 271908, 294567, 349596, 378729, 383292, 392756, 407862, 504972, 589134, 611793, 757458, 815724, 883701, 1136187, 1178268, 1223586, 1514916, 1767402, 2272374, 2447172, 2651103, 3534804, 4544748, 5302206, 7953309, 10604412, 15906618, 31813236]

約数ペア:

[(1, 31813236), (2, 15906618), (3, 10604412), (4, 7953309), (6, 5302206), (7, 4544748), (9, 3534804), (12, 2651103), (13, 2447172), (14, 2272374), (18, 1767402), (21, 1514916), (26, 1223586), (27, 1178268), (28, 1136187), (36, 883701), (39, 815724), (42, 757458), (52, 611793), (54, 589134), (63, 504972), (78, 407862), (81, 392756), (83, 383292), (84, 378729), (91, 349596), (108, 294567), (117, 271908), (126, 252486), (156, 203931), (162, 196378), (166, 191646), (169, 188244), (182, 174798), (189, 168324), (234, 135954), (249, 127764), (252, 126243), (273, 116532), (324, 98189), (332, 95823), (338, 94122), (351, 90636), (364, 87399), (378, 84162), (468, 67977), (498, 63882), (507, 62748), (546, 58266), (567, 56108), (581, 54756), (676, 47061), (702, 45318), (747, 42588), (756, 42081), (819, 38844), (996, 31941), (1014, 31374), (1053, 30212), (1079, 29484), (1092, 29133), (1134, 28054), (1162, 27378), (1183, 26892), (1404, 22659), (1494, 21294), (1521, 20916), (1638, 19422), (1743, 18252), (2028, 15687), (2106, 15106), (2158, 14742), (2241, 14196), (2268, 14027), (2324, 13689), (2366, 13446), (2457, 12948), (2988, 10647), (3042, 10458), (3237, 9828), (3276, 9711), (3486, 9126), (3549, 8964), (4212, 7553), (4316, 7371), (4482, 7098), (4563, 6972), (4732, 6723), (4914, 6474), (5229, 6084)]