31497908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1481}}^1$

素因数の和:1907

約数の個数: 24

約数和(自身を含む): 59546760

約数和(自身を除く): 28048852

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1481, 1636, 2962, 5317, 5924, 10634, 19253, 21268, 38506, 77012, 605729, 1211458, 2422916, 7874477, 15748954, 31497908]

約数ペア:

[(1, 31497908), (2, 15748954), (4, 7874477), (13, 2422916), (26, 1211458), (52, 605729), (409, 77012), (818, 38506), (1481, 21268), (1636, 19253), (2962, 10634), (5317, 5924)]