408065268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2615803}}^1$

素因数の和:2615823

約数の個数: 24

約数和(自身を含む): 1025395168

約数和(自身を除く): 617329900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2615803, 5231606, 7847409, 10463212, 15694818, 31389636, 34005439, 68010878, 102016317, 136021756, 204032634, 408065268]

約数ペア:

[(1, 408065268), (2, 204032634), (3, 136021756), (4, 102016317), (6, 68010878), (12, 34005439), (13, 31389636), (26, 15694818), (39, 10463212), (52, 7847409), (78, 5231606), (156, 2615803)]