13181079

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3257}}^1$

素因数の和:3350

約数の個数: 16

約数和(自身を含む): 18766080

約数和(自身を除く): 5585001

約数列:

[1, 3, 19, 57, 71, 213, 1349, 3257, 4047, 9771, 61883, 185649, 231247, 693741, 4393693, 13181079]

約数ペア:

[(1, 13181079), (3, 4393693), (19, 693741), (57, 231247), (71, 185649), (213, 61883), (1349, 9771), (3257, 4047)]