625991373

素因数分解:

$3^2\times 7^1\times {\mathrm{9936371}}^1$

素因数の和:9936384

約数の個数: 12

約数和(自身を含む): 1033382688

約数和(自身を除く): 407391315

約数列:

[1, 3, 7, 9, 21, 63, 9936371, 29809113, 69554597, 89427339, 208663791, 625991373]

約数ペア:

[(1, 625991373), (3, 208663791), (7, 89427339), (9, 69554597), (21, 29809113), (63, 9936371)]