201398631

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{70003}}^1$

素因数の和:70150

約数の個数: 16

約数和(自身を含む): 309137664

約数和(自身を除く): 107739033

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 70003, 210009, 490021, 1470063, 9590411, 28771233, 67132877, 201398631]

約数ペア:

[(1, 201398631), (3, 67132877), (7, 28771233), (21, 9590411), (137, 1470063), (411, 490021), (959, 210009), (2877, 70003)]