211890814

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1\times {\mathrm{1697}}^1$

素因数の和:2267

約数の個数: 16

約数和(自身を含む): 320922000

約数和(自身を除く): 109031186

約数列:

[1, 2, 149, 298, 419, 838, 1697, 3394, 62431, 124862, 252853, 505706, 711043, 1422086, 105945407, 211890814]

約数ペア:

[(1, 211890814), (2, 105945407), (149, 1422086), (298, 711043), (419, 505706), (838, 252853), (1697, 124862), (3394, 62431)]