1640298902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{290113}}^1$

素因数の和:290383

約数の個数: 16

約数和(自身を含む): 2694578832

約数和(自身を除く): 1054279930

約数列:

[1, 2, 11, 22, 257, 514, 2827, 5654, 290113, 580226, 3191243, 6382486, 74559041, 149118082, 820149451, 1640298902]

約数ペア:

[(1, 1640298902), (2, 820149451), (11, 149118082), (22, 74559041), (257, 6382486), (514, 3191243), (2827, 580226), (5654, 290113)]