42987668

素因数分解:

$2^2\times {\mathrm{103}}^2\times {\mathrm{1013}}^1$

素因数の和:1223

約数の個数: 18

約数和(自身を含む): 76040874

約数和(自身を除く): 33053206

約数列:

[1, 2, 4, 103, 206, 412, 1013, 2026, 4052, 10609, 21218, 42436, 104339, 208678, 417356, 10746917, 21493834, 42987668]

約数ペア:

[(1, 42987668), (2, 21493834), (4, 10746917), (103, 417356), (206, 208678), (412, 104339), (1013, 42436), (2026, 21218), (4052, 10609)]