28455165

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 51004800

約数和(自身を除く): 22549635

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1179, 1609, 1965, 3537, 4827, 5895, 8045, 14481, 17685, 24135, 43443, 72405, 210779, 217215, 632337, 1053895, 1897011, 3161685, 5691033, 9485055, 28455165]

約数ペア:

[(1, 28455165), (3, 9485055), (5, 5691033), (9, 3161685), (15, 1897011), (27, 1053895), (45, 632337), (131, 217215), (135, 210779), (393, 72405), (655, 43443), (1179, 24135), (1609, 17685), (1965, 14481), (3537, 8045), (4827, 5895)]