128604554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 215523840

約数和(自身を除く): 86919286

約数列:

[1, 2, 13, 26, 31, 62, 379, 403, 421, 758, 806, 842, 4927, 5473, 9854, 10946, 11749, 13051, 23498, 26102, 152737, 159559, 169663, 305474, 319118, 339326, 2074267, 4148534, 4946329, 9892658, 64302277, 128604554]

約数ペア:

[(1, 128604554), (2, 64302277), (13, 9892658), (26, 4946329), (31, 4148534), (62, 2074267), (379, 339326), (403, 319118), (421, 305474), (758, 169663), (806, 159559), (842, 152737), (4927, 26102), (5473, 23498), (9854, 13051), (10946, 11749)]