257632461

素因数分解:

$3^3\times {\mathrm{353}}^1\times {\mathrm{27031}}^1$

素因数の和:27393

約数の個数: 16

約数和(自身を含む): 382773120

約数和(自身を除く): 125140659

約数列:

[1, 3, 9, 27, 353, 1059, 3177, 9531, 27031, 81093, 243279, 729837, 9541943, 28625829, 85877487, 257632461]

約数ペア:

[(1, 257632461), (3, 85877487), (9, 28625829), (27, 9541943), (353, 729837), (1059, 243279), (3177, 81093), (9531, 27031)]