2147715

素因数分解:

$3^4\times 5^1\times {\mathrm{5303}}^1$

素因数の和:5320

約数の個数: 20

約数和(自身を含む): 3850704

約数和(自身を除く): 1702989

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5303, 15909, 26515, 47727, 79545, 143181, 238635, 429543, 715905, 2147715]

約数ペア:

[(1, 2147715), (3, 715905), (5, 429543), (9, 238635), (15, 143181), (27, 79545), (45, 47727), (81, 26515), (135, 15909), (405, 5303)]