291228579

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{2017}}^1$

素因数の和:2347

約数の個数: 24

約数和(自身を含む): 429398112

約数和(自身を除く): 138169533

約数列:

[1, 3, 9, 61, 183, 263, 549, 789, 2017, 2367, 6051, 16043, 18153, 48129, 123037, 144387, 369111, 530471, 1107333, 1591413, 4774239, 32358731, 97076193, 291228579]

約数ペア:

[(1, 291228579), (3, 97076193), (9, 32358731), (61, 4774239), (183, 1591413), (263, 1107333), (549, 530471), (789, 369111), (2017, 144387), (2367, 123037), (6051, 48129), (16043, 18153)]