209900431

素因数分解:

${\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 228795840

約数和(自身を除く): 18895409

約数列:

[1, 13, 193, 269, 311, 2509, 3497, 4043, 51917, 60023, 83659, 674921, 780299, 1087567, 16146187, 209900431]

約数ペア:

[(1, 209900431), (13, 16146187), (193, 1087567), (269, 780299), (311, 674921), (2509, 83659), (3497, 60023), (4043, 51917)]