31465746

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 80

約数和(自身を含む): 77409024

約数和(自身を除く): 45943278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 67, 78, 81, 117, 134, 162, 201, 223, 234, 351, 402, 446, 603, 669, 702, 871, 1053, 1206, 1338, 1742, 1809, 2007, 2106, 2613, 2899, 3618, 4014, 5226, 5427, 5798, 6021, 7839, 8697, 10854, 12042, 14941, 15678, 17394, 18063, 23517, 26091, 29882, 36126, 44823, 47034, 52182, 70551, 78273, 89646, 134469, 141102, 156546, 194233, 234819, 268938, 388466, 403407, 469638, 582699, 806814, 1165398, 1210221, 1748097, 2420442, 3496194, 5244291, 10488582, 15732873, 31465746]

約数ペア:

[(1, 31465746), (2, 15732873), (3, 10488582), (6, 5244291), (9, 3496194), (13, 2420442), (18, 1748097), (26, 1210221), (27, 1165398), (39, 806814), (54, 582699), (67, 469638), (78, 403407), (81, 388466), (117, 268938), (134, 234819), (162, 194233), (201, 156546), (223, 141102), (234, 134469), (351, 89646), (402, 78273), (446, 70551), (603, 52182), (669, 47034), (702, 44823), (871, 36126), (1053, 29882), (1206, 26091), (1338, 23517), (1742, 18063), (1809, 17394), (2007, 15678), (2106, 14941), (2613, 12042), (2899, 10854), (3618, 8697), (4014, 7839), (5226, 6021), (5427, 5798)]