208342695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{66457}}^1$

素因数の和:66495

約数の個数: 32

約数和(自身を含む): 382798080

約数和(自身を除く): 174455385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 66457, 199371, 332285, 731027, 996855, 1262683, 2193081, 3655135, 3788049, 6313415, 10965405, 13889513, 18940245, 41668539, 69447565, 208342695]

約数ペア:

[(1, 208342695), (3, 69447565), (5, 41668539), (11, 18940245), (15, 13889513), (19, 10965405), (33, 6313415), (55, 3788049), (57, 3655135), (95, 2193081), (165, 1262683), (209, 996855), (285, 731027), (627, 332285), (1045, 199371), (3135, 66457)]