7883421

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 13160448

約数和(自身を除く): 5277027

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 431, 469, 871, 1293, 1407, 2613, 3017, 5603, 6097, 9051, 16809, 18291, 28877, 39221, 86631, 117663, 202139, 375401, 606417, 1126203, 2627807, 7883421]

約数ペア:

[(1, 7883421), (3, 2627807), (7, 1126203), (13, 606417), (21, 375401), (39, 202139), (67, 117663), (91, 86631), (201, 39221), (273, 28877), (431, 18291), (469, 16809), (871, 9051), (1293, 6097), (1407, 5603), (2613, 3017)]