31015629

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{8147}}^1$

素因数の和:8206

約数の個数: 20

約数和(自身を含む): 47323584

約数和(自身を除く): 16307955

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 8147, 24441, 73323, 219969, 382909, 659907, 1148727, 3446181, 10338543, 31015629]

約数ペア:

[(1, 31015629), (3, 10338543), (9, 3446181), (27, 1148727), (47, 659907), (81, 382909), (141, 219969), (423, 73323), (1269, 24441), (3807, 8147)]