138414289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2437}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 158509008

約数和(自身を除く): 20094719

約数列:

[1, 13, 17, 221, 257, 2437, 3341, 4369, 31681, 41429, 56797, 538577, 626309, 8142017, 10647253, 138414289]

約数ペア:

[(1, 138414289), (13, 10647253), (17, 8142017), (221, 626309), (257, 538577), (2437, 56797), (3341, 41429), (4369, 31681)]