1399802275

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{788621}}^1$

素因数の和:788702

約数の個数: 12

約数和(自身を含む): 1760204304

約数和(自身を除く): 360402029

約数列:

[1, 5, 25, 71, 355, 1775, 788621, 3943105, 19715525, 55992091, 279960455, 1399802275]

約数ペア:

[(1, 1399802275), (5, 279960455), (25, 55992091), (71, 19715525), (355, 3943105), (1775, 788621)]