256707003

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{118681}}^1$

素因数の和:118794

約数の個数: 16

約数和(自身を含む): 394973696

約数和(自身を除く): 138266693

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 118681, 356043, 830767, 2492301, 12224143, 36672429, 85569001, 256707003]

約数ペア:

[(1, 256707003), (3, 85569001), (7, 36672429), (21, 12224143), (103, 2492301), (309, 830767), (721, 356043), (2163, 118681)]