18247275

素因数分解:

$3^4\times 5^2\times {\mathrm{9011}}^1$

素因数の和:9033

約数の個数: 30

約数和(自身を含む): 33804012

約数和(自身を除く): 15556737

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 9011, 27033, 45055, 81099, 135165, 225275, 243297, 405495, 675825, 729891, 1216485, 2027475, 3649455, 6082425, 18247275]

約数ペア:

[(1, 18247275), (3, 6082425), (5, 3649455), (9, 2027475), (15, 1216485), (25, 729891), (27, 675825), (45, 405495), (75, 243297), (81, 225275), (135, 135165), (225, 81099), (405, 45055), (675, 27033), (2025, 9011)]