129893470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1855621}}^1$

素因数の和:1855635

約数の個数: 16

約数和(自身を含む): 267209568

約数和(自身を除く): 137316098

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1855621, 3711242, 9278105, 12989347, 18556210, 25978694, 64946735, 129893470]

約数ペア:

[(1, 129893470), (2, 64946735), (5, 25978694), (7, 18556210), (10, 12989347), (14, 9278105), (35, 3711242), (70, 1855621)]