30278763

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{1523}}^1$

素因数の和:1623

約数の個数: 18

約数和(自身を含む): 44715684

約数和(自身を除く): 14436921

約数列:

[1, 3, 9, 47, 141, 423, 1523, 2209, 4569, 6627, 13707, 19881, 71581, 214743, 644229, 3364307, 10092921, 30278763]

約数ペア:

[(1, 30278763), (3, 10092921), (9, 3364307), (47, 644229), (141, 214743), (423, 71581), (1523, 19881), (2209, 13707), (4569, 6627)]