289377316

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{2239}}^1$

素因数の和:2731

約数の個数: 24

約数和(自身を含む): 514304000

約数和(自身を除く): 224926684

約数列:

[1, 2, 4, 79, 158, 316, 409, 818, 1636, 2239, 4478, 8956, 32311, 64622, 129244, 176881, 353762, 707524, 915751, 1831502, 3663004, 72344329, 144688658, 289377316]

約数ペア:

[(1, 289377316), (2, 144688658), (4, 72344329), (79, 3663004), (158, 1831502), (316, 915751), (409, 707524), (818, 353762), (1636, 176881), (2239, 129244), (4478, 64622), (8956, 32311)]