247007056

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{253081}}^1$

素因数の和:253150

約数の個数: 20

約数和(自身を含む): 486423604

約数和(自身を除く): 239416548

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 253081, 506162, 1012324, 2024648, 4049296, 15437941, 30875882, 61751764, 123503528, 247007056]

約数ペア:

[(1, 247007056), (2, 123503528), (4, 61751764), (8, 30875882), (16, 15437941), (61, 4049296), (122, 2024648), (244, 1012324), (488, 506162), (976, 253081)]