81461547

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{859}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 121146480

約数和(自身を除く): 39684933

約数列:

[1, 3, 9, 41, 123, 257, 369, 771, 859, 2313, 2577, 7731, 10537, 31611, 35219, 94833, 105657, 220763, 316971, 662289, 1986867, 9051283, 27153849, 81461547]

約数ペア:

[(1, 81461547), (3, 27153849), (9, 9051283), (41, 1986867), (123, 662289), (257, 316971), (369, 220763), (771, 105657), (859, 94833), (2313, 35219), (2577, 31611), (7731, 10537)]