208058823

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{21871}}^1$

素因数の和:22035

約数の個数: 24

約数和(自身を含む): 345752576

約数和(自身を除く): 137693753

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 3171, 9513, 21871, 65613, 153097, 196839, 459291, 1377873, 3302521, 9907563, 23117647, 29722689, 69352941, 208058823]

約数ペア:

[(1, 208058823), (3, 69352941), (7, 29722689), (9, 23117647), (21, 9907563), (63, 3302521), (151, 1377873), (453, 459291), (1057, 196839), (1359, 153097), (3171, 65613), (9513, 21871)]