128792976

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{206399}}^1$

素因数の和:206423

約数の個数: 40

約数和(自身を含む): 358310400

約数和(自身を除く): 229517424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 206399, 412798, 619197, 825596, 1238394, 1651192, 2476788, 2683187, 3302384, 4953576, 5366374, 8049561, 9907152, 10732748, 16099122, 21465496, 32198244, 42930992, 64396488, 128792976]

約数ペア:

[(1, 128792976), (2, 64396488), (3, 42930992), (4, 32198244), (6, 21465496), (8, 16099122), (12, 10732748), (13, 9907152), (16, 8049561), (24, 5366374), (26, 4953576), (39, 3302384), (48, 2683187), (52, 2476788), (78, 1651192), (104, 1238394), (156, 825596), (208, 619197), (312, 412798), (624, 206399)]