888975985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{20959}}^1$

素因数の和:21480

約数の個数: 16

約数和(自身を含む): 1131840000

約数和(自身を除く): 242864015

約数列:

[1, 5, 17, 85, 499, 2495, 8483, 20959, 42415, 104795, 356303, 1781515, 10458541, 52292705, 177795197, 888975985]

約数ペア:

[(1, 888975985), (5, 177795197), (17, 52292705), (85, 10458541), (499, 1781515), (2495, 356303), (8483, 104795), (20959, 42415)]