211931435516

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{11689}}^1\times {\mathrm{63841}}^1$

素因数の和:75605

約数の個数: 24

約数和(自身を含む): 376141741920

約数和(自身を除く): 164210306404

約数列:

[1, 2, 4, 71, 142, 284, 11689, 23378, 46756, 63841, 127682, 255364, 829919, 1659838, 3319676, 4532711, 9065422, 18130844, 746237449, 1492474898, 2984949796, 52982858879, 105965717758, 211931435516]

約数ペア:

[(1, 211931435516), (2, 105965717758), (4, 52982858879), (71, 2984949796), (142, 1492474898), (284, 746237449), (11689, 18130844), (23378, 9065422), (46756, 4532711), (63841, 3319676), (127682, 1659838), (255364, 829919)]