90981317

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3001}}^1$

素因数の和:3140

約数の個数: 16

約数和(自身を含む): 107207424

約数和(自身を除く): 16226107

約数列:

[1, 7, 61, 71, 427, 497, 3001, 4331, 21007, 30317, 183061, 213071, 1281427, 1491497, 12997331, 90981317]

約数ペア:

[(1, 90981317), (7, 12997331), (61, 1491497), (71, 1281427), (427, 213071), (497, 183061), (3001, 30317), (4331, 21007)]