90975995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{3929}}^1$

素因数の和:4366

約数の個数: 16

約数和(自身を含む): 119409120

約数和(自身を除く): 28433125

約数列:

[1, 5, 11, 55, 421, 2105, 3929, 4631, 19645, 23155, 43219, 216095, 1654109, 8270545, 18195199, 90975995]

約数ペア:

[(1, 90975995), (5, 18195199), (11, 8270545), (55, 1654109), (421, 216095), (2105, 43219), (3929, 23155), (4631, 19645)]