156909415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1231}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 212357376

約数和(自身を除く): 55447961

約数列:

[1, 5, 13, 37, 53, 65, 185, 265, 481, 689, 1231, 1961, 2405, 3445, 6155, 9805, 16003, 25493, 45547, 65243, 80015, 127465, 227735, 326215, 592111, 848159, 2413991, 2960555, 4240795, 12069955, 31381883, 156909415]

約数ペア:

[(1, 156909415), (5, 31381883), (13, 12069955), (37, 4240795), (53, 2960555), (65, 2413991), (185, 848159), (265, 592111), (481, 326215), (689, 227735), (1231, 127465), (1961, 80015), (2405, 65243), (3445, 45547), (6155, 25493), (9805, 16003)]