80851491

素因数分解:

$3^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1879}}^1$

素因数の和:2575

約数の個数: 24

約数和(自身を含む): 133735680

約数和(自身を除く): 52884189

約数列:

[1, 3, 7, 9, 21, 63, 683, 1879, 2049, 4781, 5637, 6147, 13153, 14343, 16911, 39459, 43029, 118377, 1283357, 3850071, 8983499, 11550213, 26950497, 80851491]

約数ペア:

[(1, 80851491), (3, 26950497), (7, 11550213), (9, 8983499), (21, 3850071), (63, 1283357), (683, 118377), (1879, 43029), (2049, 39459), (4781, 16911), (5637, 14343), (6147, 13153)]