81582525

素因数分解:

$3^3\times 5^2\times {\mathrm{120863}}^1$

素因数の和:120882

約数の個数: 24

約数和(自身を含む): 149871360

約数和(自身を除く): 68288835

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 120863, 362589, 604315, 1087767, 1812945, 3021575, 3263301, 5438835, 9064725, 16316505, 27194175, 81582525]

約数ペア:

[(1, 81582525), (3, 27194175), (5, 16316505), (9, 9064725), (15, 5438835), (25, 3263301), (27, 3021575), (45, 1812945), (75, 1087767), (135, 604315), (225, 362589), (675, 120863)]