280302009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1\times {\mathrm{5449}}^1$

素因数の和:6784

約数の個数: 16

約数和(自身を含む): 402864000

約数和(自身を除く): 122561991

約数列:

[1, 3, 13, 39, 1319, 3957, 5449, 16347, 17147, 51441, 70837, 212511, 7187231, 21561693, 93434003, 280302009]

約数ペア:

[(1, 280302009), (3, 93434003), (13, 21561693), (39, 7187231), (1319, 212511), (3957, 70837), (5449, 51441), (16347, 17147)]