157415121

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{60521}}^1$

素因数の和:60561

約数の個数: 18

約数和(自身を含む): 241543302

約数和(自身を除く): 84128181

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 60521, 181563, 544689, 1028857, 3086571, 9259713, 17490569, 52471707, 157415121]

約数ペア:

[(1, 157415121), (3, 52471707), (9, 17490569), (17, 9259713), (51, 3086571), (153, 1028857), (289, 544689), (867, 181563), (2601, 60521)]