128522303

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 32

約数和(自身を含む): 162906240

約数和(自身を除く): 34383937

約数列:

[1, 7, 13, 61, 91, 137, 169, 427, 793, 959, 1183, 1781, 2197, 5551, 8357, 10309, 12467, 15379, 23153, 58499, 72163, 108641, 134017, 162071, 300989, 760487, 938119, 1412333, 2106923, 9886331, 18360329, 128522303]

約数ペア:

[(1, 128522303), (7, 18360329), (13, 9886331), (61, 2106923), (91, 1412333), (137, 938119), (169, 760487), (427, 300989), (793, 162071), (959, 134017), (1183, 108641), (1781, 72163), (2197, 58499), (5551, 23153), (8357, 15379), (10309, 12467)]