28890796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{656609}}^1$

素因数の和:656624

約数の個数: 12

約数和(自身を含む): 55155240

約数和(自身を除く): 26264444

約数列:

[1, 2, 4, 11, 22, 44, 656609, 1313218, 2626436, 7222699, 14445398, 28890796]

約数ペア:

[(1, 28890796), (2, 14445398), (4, 7222699), (11, 2626436), (22, 1313218), (44, 656609)]