291254139

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{267451}}^1$

素因数の和:267479

約数の個数: 18

約数和(自身を含む): 462424508

約数和(自身を除く): 171170369

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 267451, 802353, 2407059, 2941961, 8825883, 26477649, 32361571, 97084713, 291254139]

約数ペア:

[(1, 291254139), (3, 97084713), (9, 32361571), (11, 26477649), (33, 8825883), (99, 2941961), (121, 2407059), (363, 802353), (1089, 267451)]