78330161

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 99660288

約数和(自身を除く): 21330127

約数列:

[1, 7, 13, 61, 91, 103, 137, 427, 721, 793, 959, 1339, 1781, 5551, 6283, 8357, 9373, 12467, 14111, 43981, 58499, 81679, 98777, 108641, 183443, 571753, 760487, 860771, 1284101, 6025397, 11190023, 78330161]

約数ペア:

[(1, 78330161), (7, 11190023), (13, 6025397), (61, 1284101), (91, 860771), (103, 760487), (137, 571753), (427, 183443), (721, 108641), (793, 98777), (959, 81679), (1339, 58499), (1781, 43981), (5551, 14111), (6283, 12467), (8357, 9373)]