231738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:2989

約数の個数: 16

約数和(自身を含む): 499296

約数和(自身を除く): 267558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2971, 5942, 8913, 17826, 38623, 77246, 115869, 231738]

約数ペア:

[(1, 231738), (2, 115869), (3, 77246), (6, 38623), (13, 17826), (26, 8913), (39, 5942), (78, 2971)]