201918627

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{557}}^1\times {\mathrm{857}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 298748736

約数和(自身を除く): 96830109

約数列:

[1, 3, 9, 47, 141, 423, 557, 857, 1671, 2571, 5013, 7713, 26179, 40279, 78537, 120837, 235611, 362511, 477349, 1432047, 4296141, 22435403, 67306209, 201918627]

約数ペア:

[(1, 201918627), (3, 67306209), (9, 22435403), (47, 4296141), (141, 1432047), (423, 477349), (557, 362511), (857, 235611), (1671, 120837), (2571, 78537), (5013, 40279), (7713, 26179)]