15251151

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 20706048

約数和(自身を除く): 5454897

約数列:

[1, 3, 131, 151, 257, 393, 453, 771, 19781, 33667, 38807, 59343, 101001, 116421, 5083717, 15251151]

約数ペア:

[(1, 15251151), (3, 5083717), (131, 116421), (151, 101001), (257, 59343), (393, 38807), (453, 33667), (771, 19781)]