201230519

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{2399}}^1$

素因数の和:2950

約数の個数: 16

約数和(自身を含む): 240537600

約数和(自身を除く): 39307081

約数列:

[1, 7, 23, 161, 521, 2399, 3647, 11983, 16793, 55177, 83881, 386239, 1249879, 8749153, 28747217, 201230519]

約数ペア:

[(1, 201230519), (7, 28747217), (23, 8749153), (161, 1249879), (521, 386239), (2399, 83881), (3647, 55177), (11983, 16793)]