210651505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{881}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 280052640

約数和(自身を除く): 69401135

約数列:

[1, 5, 17, 29, 85, 97, 145, 485, 493, 881, 1649, 2465, 2813, 4405, 8245, 14065, 14977, 25549, 47821, 74885, 85457, 127745, 239105, 427285, 434333, 1452769, 2171665, 2478253, 7263845, 12391265, 42130301, 210651505]

約数ペア:

[(1, 210651505), (5, 42130301), (17, 12391265), (29, 7263845), (85, 2478253), (97, 2171665), (145, 1452769), (485, 434333), (493, 427285), (881, 239105), (1649, 127745), (2465, 85457), (2813, 74885), (4405, 47821), (8245, 25549), (14065, 14977)]