81926211

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 114218832

約数和(自身を除く): 32292621

約数列:

[1, 3, 31, 93, 157, 181, 471, 543, 961, 2883, 4867, 5611, 14601, 16833, 28417, 85251, 150877, 173941, 452631, 521823, 880927, 2642781, 27308737, 81926211]

約数ペア:

[(1, 81926211), (3, 27308737), (31, 2642781), (93, 880927), (157, 521823), (181, 452631), (471, 173941), (543, 150877), (961, 85251), (2883, 28417), (4867, 16833), (5611, 14601)]