1871036727

素因数分解:

$3^1\times 7^2\times {\mathrm{401}}^1\times {\mathrm{31741}}^1$

素因数の和:32159

約数の個数: 24

約数和(自身を含む): 2909344752

約数和(自身を除く): 1038308025

約数列:

[1, 3, 7, 21, 49, 147, 401, 1203, 2807, 8421, 19649, 31741, 58947, 95223, 222187, 666561, 1555309, 4665927, 12728141, 38184423, 89096987, 267290961, 623678909, 1871036727]

約数ペア:

[(1, 1871036727), (3, 623678909), (7, 267290961), (21, 89096987), (49, 38184423), (147, 12728141), (401, 4665927), (1203, 1555309), (2807, 666561), (8421, 222187), (19649, 95223), (31741, 58947)]