520016638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{215417}}^1$

素因数の和:215507

約数の個数: 16

約数和(自身を含む): 837545184

約数和(自身を除く): 317528546

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 215417, 430834, 3662089, 7324178, 15294607, 30589214, 260008319, 520016638]

約数ペア:

[(1, 520016638), (2, 260008319), (17, 30589214), (34, 15294607), (71, 7324178), (142, 3662089), (1207, 430834), (2414, 215417)]