261255456004

素因数分解:

$2^2\times {\mathrm{64667}}^1\times {\mathrm{1010003}}^1$

素因数の和:1074674

約数の個数: 12

約数和(自身を含む): 457204570704

約数和(自身を除く): 195949114700

約数列:

[1, 2, 4, 64667, 129334, 258668, 1010003, 2020006, 4040012, 65313864001, 130627728002, 261255456004]

約数ペア:

[(1, 261255456004), (2, 130627728002), (4, 65313864001), (64667, 4040012), (129334, 2020006), (258668, 1010003)]