128213328

素因数分解:

$2^4\times 3^1\times {\mathrm{277}}^1\times {\mathrm{9643}}^1$

素因数の和:9931

約数の個数: 40

約数和(自身を含む): 332447968

約数和(自身を除く): 204234640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 277, 554, 831, 1108, 1662, 2216, 3324, 4432, 6648, 9643, 13296, 19286, 28929, 38572, 57858, 77144, 115716, 154288, 231432, 462864, 2671111, 5342222, 8013333, 10684444, 16026666, 21368888, 32053332, 42737776, 64106664, 128213328]

約数ペア:

[(1, 128213328), (2, 64106664), (3, 42737776), (4, 32053332), (6, 21368888), (8, 16026666), (12, 10684444), (16, 8013333), (24, 5342222), (48, 2671111), (277, 462864), (554, 231432), (831, 154288), (1108, 115716), (1662, 77144), (2216, 57858), (3324, 38572), (4432, 28929), (6648, 19286), (9643, 13296)]