138468421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{2309}}^1$

素因数の和:2988

約数の個数: 16

約数和(自身を含む): 170755200

約数和(自身を除く): 32286779

約数列:

[1, 7, 13, 91, 659, 2309, 4613, 8567, 16163, 30017, 59969, 210119, 1521631, 10651417, 19781203, 138468421]

約数ペア:

[(1, 138468421), (7, 19781203), (13, 10651417), (91, 1521631), (659, 210119), (2309, 59969), (4613, 30017), (8567, 16163)]