72078669

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47389}}^1$

素因数の和:47421

約数の個数: 18

約数和(自身を含む): 112740810

約数和(自身を除く): 40662141

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 47389, 142167, 426501, 616057, 1848171, 5544513, 8008741, 24026223, 72078669]

約数ペア:

[(1, 72078669), (3, 24026223), (9, 8008741), (13, 5544513), (39, 1848171), (117, 616057), (169, 426501), (507, 142167), (1521, 47389)]