51570398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{23209}}^1$

素因数の和:23323

約数の個数: 16

約数和(自身を含む): 85227120

約数和(自身を除く): 33656722

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 23209, 46418, 255299, 510598, 2344109, 4688218, 25785199, 51570398]

約数ペア:

[(1, 51570398), (2, 25785199), (11, 4688218), (22, 2344109), (101, 510598), (202, 255299), (1111, 46418), (2222, 23209)]