201219290

素因数分解:

$2^1\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{14281}}^1$

素因数の和:15697

約数の個数: 16

約数和(自身を含む): 362477160

約数和(自身を除く): 161257870

約数列:

[1, 2, 5, 10, 1409, 2818, 7045, 14090, 14281, 28562, 71405, 142810, 20121929, 40243858, 100609645, 201219290]

約数ペア:

[(1, 201219290), (2, 100609645), (5, 40243858), (10, 20121929), (1409, 142810), (2818, 71405), (7045, 28562), (14090, 14281)]