634591438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{364289}}^1$

素因数の和:364371

約数の個数: 16

約数和(自身を含む): 1040412240

約数和(自身を除く): 405820802

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 364289, 728578, 4735757, 9471514, 24407363, 48814726, 317295719, 634591438]

約数ペア:

[(1, 634591438), (2, 317295719), (13, 48814726), (26, 24407363), (67, 9471514), (134, 4735757), (871, 728578), (1742, 364289)]