81582345

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139457}}^1$

素因数の和:139481

約数の個数: 24

約数和(自身を含む): 152288136

約数和(自身を除く): 70705791

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 139457, 418371, 697285, 1255113, 1812941, 2091855, 5438823, 6275565, 9064705, 16316469, 27194115, 81582345]

約数ペア:

[(1, 81582345), (3, 27194115), (5, 16316469), (9, 9064705), (13, 6275565), (15, 5438823), (39, 2091855), (45, 1812941), (65, 1255113), (117, 697285), (195, 418371), (585, 139457)]