201891245

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{15289}}^1$

素因数の和:15452

約数の個数: 16

約数和(自身を含む): 256872000

約数和(自身を除く): 54980755

約数列:

[1, 5, 19, 95, 139, 695, 2641, 13205, 15289, 76445, 290491, 1452455, 2125171, 10625855, 40378249, 201891245]

約数ペア:

[(1, 201891245), (5, 40378249), (19, 10625855), (95, 2125171), (139, 1452455), (695, 290491), (2641, 76445), (13205, 15289)]