1240778818

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{213119}}^1$

素因数の和:213233

約数の個数: 16

約数和(自身を含む): 1933424640

約数和(自身を除く): 692645822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 5822, 213119, 426238, 8737879, 15131449, 17475758, 30262898, 620389409, 1240778818]

約数ペア:

[(1, 1240778818), (2, 620389409), (41, 30262898), (71, 17475758), (82, 15131449), (142, 8737879), (2911, 426238), (5822, 213119)]