641098801

素因数分解:

$7^2\times {\mathrm{233}}^2\times {\mathrm{241}}^1$

素因数の和:721

約数の個数: 18

約数和(自身を含む): 752090262

約数和(自身を除く): 110991461

約数列:

[1, 7, 49, 233, 241, 1631, 1687, 11417, 11809, 54289, 56153, 380023, 393071, 2660161, 2751497, 13083649, 91585543, 641098801]

約数ペア:

[(1, 641098801), (7, 91585543), (49, 13083649), (233, 2751497), (241, 2660161), (1631, 393071), (1687, 380023), (11417, 56153), (11809, 54289)]