31298514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 70326144

約数和(自身を除く): 39027630

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 67, 78, 106, 113, 134, 159, 201, 226, 318, 339, 402, 678, 689, 871, 1378, 1469, 1742, 2067, 2613, 2938, 3551, 4134, 4407, 5226, 5989, 7102, 7571, 8814, 10653, 11978, 15142, 17967, 21306, 22713, 35934, 45426, 46163, 77857, 92326, 98423, 138489, 155714, 196846, 233571, 276978, 295269, 401263, 467142, 590538, 802526, 1203789, 2407578, 5216419, 10432838, 15649257, 31298514]

約数ペア:

[(1, 31298514), (2, 15649257), (3, 10432838), (6, 5216419), (13, 2407578), (26, 1203789), (39, 802526), (53, 590538), (67, 467142), (78, 401263), (106, 295269), (113, 276978), (134, 233571), (159, 196846), (201, 155714), (226, 138489), (318, 98423), (339, 92326), (402, 77857), (678, 46163), (689, 45426), (871, 35934), (1378, 22713), (1469, 21306), (1742, 17967), (2067, 15142), (2613, 11978), (2938, 10653), (3551, 8814), (4134, 7571), (4407, 7102), (5226, 5989)]