129873919

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{1303}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 153976320

約数和(自身を除く): 24102401

約数列:

[1, 7, 29, 203, 491, 1303, 3437, 9121, 14239, 37787, 99673, 264509, 639773, 4478411, 18553417, 129873919]

約数ペア:

[(1, 129873919), (7, 18553417), (29, 4478411), (203, 639773), (491, 264509), (1303, 99673), (3437, 37787), (9121, 14239)]