198895543

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89071}}^1$

素因数の和:89118

約数の個数: 16

約数和(自身を含む): 256527360

約数和(自身を除く): 57631817

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 89071, 623497, 979781, 2583059, 6858467, 18081413, 28413649, 198895543]

約数ペア:

[(1, 198895543), (7, 28413649), (11, 18081413), (29, 6858467), (77, 2583059), (203, 979781), (319, 623497), (2233, 89071)]