15778854

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 128

約数和(自身を含む): 45696000

約数和(自身を除く): 29917146

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 91, 114, 117, 126, 133, 169, 171, 182, 189, 234, 247, 266, 273, 338, 342, 351, 378, 399, 494, 507, 513, 546, 702, 741, 798, 819, 1014, 1026, 1183, 1197, 1482, 1521, 1638, 1729, 2197, 2223, 2366, 2394, 2457, 3042, 3211, 3458, 3549, 3591, 4394, 4446, 4563, 4914, 5187, 6422, 6591, 6669, 7098, 7182, 9126, 9633, 10374, 10647, 13182, 13338, 15379, 15561, 19266, 19773, 21294, 22477, 28899, 30758, 31122, 31941, 39546, 41743, 44954, 46137, 46683, 57798, 59319, 63882, 67431, 83486, 86697, 92274, 93366, 118638, 125229, 134862, 138411, 173394, 202293, 250458, 276822, 292201, 375687, 404586, 415233, 584402, 606879, 751374, 830466, 876603, 1127061, 1213758, 1753206, 2254122, 2629809, 5259618, 7889427, 15778854]

約数ペア:

[(1, 15778854), (2, 7889427), (3, 5259618), (6, 2629809), (7, 2254122), (9, 1753206), (13, 1213758), (14, 1127061), (18, 876603), (19, 830466), (21, 751374), (26, 606879), (27, 584402), (38, 415233), (39, 404586), (42, 375687), (54, 292201), (57, 276822), (63, 250458), (78, 202293), (91, 173394), (114, 138411), (117, 134862), (126, 125229), (133, 118638), (169, 93366), (171, 92274), (182, 86697), (189, 83486), (234, 67431), (247, 63882), (266, 59319), (273, 57798), (338, 46683), (342, 46137), (351, 44954), (378, 41743), (399, 39546), (494, 31941), (507, 31122), (513, 30758), (546, 28899), (702, 22477), (741, 21294), (798, 19773), (819, 19266), (1014, 15561), (1026, 15379), (1183, 13338), (1197, 13182), (1482, 10647), (1521, 10374), (1638, 9633), (1729, 9126), (2197, 7182), (2223, 7098), (2366, 6669), (2394, 6591), (2457, 6422), (3042, 5187), (3211, 4914), (3458, 4563), (3549, 4446), (3591, 4394)]