220121231

素因数分解:

${\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 243008640

約数和(自身を除く): 22887409

約数列:

[1, 11, 163, 293, 419, 1793, 3223, 4609, 47759, 68297, 122767, 525349, 751267, 1350437, 20011021, 220121231]

約数ペア:

[(1, 220121231), (11, 20011021), (163, 1350437), (293, 751267), (419, 525349), (1793, 122767), (3223, 68297), (4609, 47759)]