121608249

素因数分解:

$3^1\times 7^4\times {\mathrm{16883}}^1$

素因数の和:16914

約数の個数: 20

約数和(自身を含む): 189168336

約数和(自身を除く): 67560087

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 16883, 50649, 118181, 354543, 827267, 2481801, 5790869, 17372607, 40536083, 121608249]

約数ペア:

[(1, 121608249), (3, 40536083), (7, 17372607), (21, 5790869), (49, 2481801), (147, 827267), (343, 354543), (1029, 118181), (2401, 50649), (7203, 16883)]