78165879

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{349}}^1\times {\mathrm{617}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 115071600

約数和(自身を除く): 36905721

約数列:

[1, 3, 11, 33, 121, 349, 363, 617, 1047, 1851, 3839, 6787, 11517, 20361, 42229, 74657, 126687, 215333, 223971, 645999, 2368663, 7105989, 26055293, 78165879]

約数ペア:

[(1, 78165879), (3, 26055293), (11, 7105989), (33, 2368663), (121, 645999), (349, 223971), (363, 215333), (617, 126687), (1047, 74657), (1851, 42229), (3839, 20361), (6787, 11517)]