816367617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{71933}}^1$

素因数の和:72049

約数の個数: 24

約数和(自身を含む): 1283014824

約数和(自身を除く): 466647207

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 3783, 11349, 71933, 215799, 647397, 935129, 2805387, 6977501, 8416161, 20932503, 62797509, 90707513, 272122539, 816367617]

約数ペア:

[(1, 816367617), (3, 272122539), (9, 90707513), (13, 62797509), (39, 20932503), (97, 8416161), (117, 6977501), (291, 2805387), (873, 935129), (1261, 647397), (3783, 215799), (11349, 71933)]