151732225

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{21001}}^1$

素因数の和:21045

約数の個数: 18

約数和(自身を含む): 199876034

約数和(自身を除く): 48143809

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 7225, 21001, 105005, 357017, 525025, 1785085, 6069289, 8925425, 30346445, 151732225]

約数ペア:

[(1, 151732225), (5, 30346445), (17, 8925425), (25, 6069289), (85, 1785085), (289, 525025), (425, 357017), (1445, 105005), (7225, 21001)]