207822501

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{79901}}^1$

素因数の和:79941

約数の個数: 18

約数和(自身を含む): 318888882

約数和(自身を除く): 111066381

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 79901, 239703, 719109, 1358317, 4074951, 12224853, 23091389, 69274167, 207822501]

約数ペア:

[(1, 207822501), (3, 69274167), (9, 23091389), (17, 12224853), (51, 4074951), (153, 1358317), (289, 719109), (867, 239703), (2601, 79901)]