1640374078

素因数分解:

$2^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{112339}}^1$

素因数の和:112504

約数の個数: 24

約数和(自身を含む): 2881521000

約数和(自身を除く): 1241146922

約数列:

[1, 2, 7, 14, 49, 98, 149, 298, 1043, 2086, 7301, 14602, 112339, 224678, 786373, 1572746, 5504611, 11009222, 16738511, 33477022, 117169577, 234339154, 820187039, 1640374078]

約数ペア:

[(1, 1640374078), (2, 820187039), (7, 234339154), (14, 117169577), (49, 33477022), (98, 16738511), (149, 11009222), (298, 5504611), (1043, 1572746), (2086, 786373), (7301, 224678), (14602, 112339)]