401034738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:991

約数の個数: 64

約数和(自身を含む): 889620480

約数和(自身を除く): 488585742

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 139, 141, 278, 282, 417, 611, 787, 834, 1222, 1574, 1807, 1833, 2361, 3614, 3666, 4722, 5421, 6533, 10231, 10842, 13066, 19599, 20462, 30693, 36989, 39198, 61386, 73978, 84929, 109393, 110967, 169858, 218786, 221934, 254787, 328179, 480857, 509574, 656358, 961714, 1422109, 1442571, 2844218, 2885142, 4266327, 5141471, 8532654, 10282942, 15424413, 30848826, 66839123, 133678246, 200517369, 401034738]

約数ペア:

[(1, 401034738), (2, 200517369), (3, 133678246), (6, 66839123), (13, 30848826), (26, 15424413), (39, 10282942), (47, 8532654), (78, 5141471), (94, 4266327), (139, 2885142), (141, 2844218), (278, 1442571), (282, 1422109), (417, 961714), (611, 656358), (787, 509574), (834, 480857), (1222, 328179), (1574, 254787), (1807, 221934), (1833, 218786), (2361, 169858), (3614, 110967), (3666, 109393), (4722, 84929), (5421, 73978), (6533, 61386), (10231, 39198), (10842, 36989), (13066, 30693), (19599, 20462)]