138179853

素因数分解:

$3^2\times 7^2\times {\mathrm{313333}}^1$

素因数の和:313353

約数の個数: 18

約数和(自身を含む): 232180494

約数和(自身を除く): 94000641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 313333, 939999, 2193331, 2819997, 6579993, 15353317, 19739979, 46059951, 138179853]

約数ペア:

[(1, 138179853), (3, 46059951), (7, 19739979), (9, 15353317), (21, 6579993), (49, 2819997), (63, 2193331), (147, 939999), (441, 313333)]