231781151

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{2003}}^1$

素因数の和:2342

約数の個数: 16

約数和(自身を含む): 270363648

約数和(自身を除く): 38582497

約数列:

[1, 7, 61, 271, 427, 1897, 2003, 14021, 16531, 115717, 122183, 542813, 855281, 3799691, 33111593, 231781151]

約数ペア:

[(1, 231781151), (7, 33111593), (61, 3799691), (271, 855281), (427, 542813), (1897, 122183), (2003, 115717), (14021, 16531)]