138812885

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{8867}}^1$

素因数の和:9004

約数の個数: 16

約数和(自身を含む): 173670912

約数和(自身を除く): 34858027

約数列:

[1, 5, 31, 101, 155, 505, 3131, 8867, 15655, 44335, 274877, 895567, 1374385, 4477835, 27762577, 138812885]

約数ペア:

[(1, 138812885), (5, 27762577), (31, 4477835), (101, 1374385), (155, 895567), (505, 274877), (3131, 44335), (8867, 15655)]