71428324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{20549}}^1$

素因数の和:20643

約数の個数: 24

約数和(自身を含む): 138096000

約数和(自身を除く): 66667676

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 20549, 41098, 82196, 226039, 452078, 904156, 1623371, 3246742, 6493484, 17857081, 35714162, 71428324]

約数ペア:

[(1, 71428324), (2, 35714162), (4, 17857081), (11, 6493484), (22, 3246742), (44, 1623371), (79, 904156), (158, 452078), (316, 226039), (869, 82196), (1738, 41098), (3476, 20549)]