156902057

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{991}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 178321920

約数和(自身を除く): 21419863

約数列:

[1, 13, 19, 247, 641, 991, 8333, 12179, 12883, 18829, 158327, 244777, 635231, 8258003, 12069389, 156902057]

約数ペア:

[(1, 156902057), (13, 12069389), (19, 8258003), (247, 635231), (641, 244777), (991, 158327), (8333, 18829), (12179, 12883)]