128588908

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{44587}}^1$

素因数の和:44701

約数の個数: 24

約数和(自身を含む): 259680512

約数和(自身を除く): 131091604

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 44587, 89174, 178348, 312109, 624218, 1248436, 4592461, 9184922, 18369844, 32147227, 64294454, 128588908]

約数ペア:

[(1, 128588908), (2, 64294454), (4, 32147227), (7, 18369844), (14, 9184922), (28, 4592461), (103, 1248436), (206, 624218), (412, 312109), (721, 178348), (1442, 89174), (2884, 44587)]