638596473

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1\times {\mathrm{8693}}^1$

素因数の和:9264

約数の個数: 16

約数和(自身を含む): 871347456

約数和(自身を除く): 232750983

約数列:

[1, 3, 47, 141, 521, 1563, 8693, 24487, 26079, 73461, 408571, 1225713, 4529053, 13587159, 212865491, 638596473]

約数ペア:

[(1, 638596473), (3, 212865491), (47, 13587159), (141, 4529053), (521, 1225713), (1563, 408571), (8693, 73461), (24487, 26079)]