6445985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 9848832

約数和(自身を除く): 3402847

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 457, 1085, 2015, 2285, 2821, 3199, 5941, 14105, 14167, 15995, 29705, 41587, 70835, 99169, 184171, 207935, 495845, 920855, 1289197, 6445985]

約数ペア:

[(1, 6445985), (5, 1289197), (7, 920855), (13, 495845), (31, 207935), (35, 184171), (65, 99169), (91, 70835), (155, 41587), (217, 29705), (403, 15995), (455, 14167), (457, 14105), (1085, 5941), (2015, 3199), (2285, 2821)]