242186031

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{19801}}^1$

素因数の和:19964

約数の個数: 20

約数和(自身を含む): 364198384

約数和(自身を除く): 122012353

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 19801, 59403, 178209, 534627, 1603881, 2989951, 8969853, 26909559, 80728677, 242186031]

約数ペア:

[(1, 242186031), (3, 80728677), (9, 26909559), (27, 8969853), (81, 2989951), (151, 1603881), (453, 534627), (1359, 178209), (4077, 59403), (12231, 19801)]