51261265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15797}}^1$

素因数の和:15872

約数の個数: 16

約数和(自身を含む): 68247360

約数和(自身を除く): 16986095

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 15797, 78985, 173767, 868835, 932023, 4660115, 10252253, 51261265]

約数ペア:

[(1, 51261265), (5, 10252253), (11, 4660115), (55, 932023), (59, 868835), (295, 173767), (649, 78985), (3245, 15797)]