399058919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{27527}}^1$

素因数の和:27662

約数の個数: 16

約数和(自身を含む): 484492800

約数和(自身を除く): 85433881

約数列:

[1, 7, 19, 109, 133, 763, 2071, 14497, 27527, 192689, 523013, 3000443, 3661091, 21003101, 57008417, 399058919]

約数ペア:

[(1, 399058919), (7, 57008417), (19, 21003101), (109, 3661091), (133, 3000443), (763, 523013), (2071, 192689), (14497, 27527)]