201478521

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{8629}}^1$

素因数の和:8856

約数の個数: 16

約数和(自身を含む): 276436160

約数和(自身を除く): 74957639

約数列:

[1, 3, 43, 129, 181, 543, 7783, 8629, 23349, 25887, 371047, 1113141, 1561849, 4685547, 67159507, 201478521]

約数ペア:

[(1, 201478521), (3, 67159507), (43, 4685547), (129, 1561849), (181, 1113141), (543, 371047), (7783, 25887), (8629, 23349)]