204538365

素因数分解:

$3^4\times 5^1\times {\mathrm{505033}}^1$

素因数の和:505050

約数の個数: 20

約数和(自身を含む): 366654684

約数和(自身を除く): 162116319

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 505033, 1515099, 2525165, 4545297, 7575495, 13635891, 22726485, 40907673, 68179455, 204538365]

約数ペア:

[(1, 204538365), (3, 68179455), (5, 40907673), (9, 22726485), (15, 13635891), (27, 7575495), (45, 4545297), (81, 2525165), (135, 1515099), (405, 505033)]