289681615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1\times {\mathrm{4111}}^1$

素因数の和:4962

約数の個数: 16

約数和(自身を含む): 368599680

約数和(自身を除く): 78918065

約数列:

[1, 5, 17, 85, 829, 4111, 4145, 14093, 20555, 69887, 70465, 349435, 3408019, 17040095, 57936323, 289681615]

約数ペア:

[(1, 289681615), (5, 57936323), (17, 17040095), (85, 3408019), (829, 349435), (4111, 70465), (4145, 69887), (14093, 20555)]