157424589

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{17977}}^1$

素因数の和:18129

約数の個数: 24

約数和(自身を含む): 261759680

約数和(自身を除く): 104335091

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 17977, 53931, 125839, 161793, 377517, 1132551, 2498803, 7496409, 17491621, 22489227, 52474863, 157424589]

約数ペア:

[(1, 157424589), (3, 52474863), (7, 22489227), (9, 17491621), (21, 7496409), (63, 2498803), (139, 1132551), (417, 377517), (973, 161793), (1251, 125839), (2919, 53931), (8757, 17977)]