31317165

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21089}}^1$

素因数の和:21114

約数の個数: 32

約数和(自身を含む): 60739200

約数和(自身を除く): 29422035

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 21089, 63267, 105445, 189801, 231979, 316335, 569403, 695937, 949005, 1159895, 2087811, 2847015, 3479685, 6263433, 10439055, 31317165]

約数ペア:

[(1, 31317165), (3, 10439055), (5, 6263433), (9, 3479685), (11, 2847015), (15, 2087811), (27, 1159895), (33, 949005), (45, 695937), (55, 569403), (99, 316335), (135, 231979), (165, 189801), (297, 105445), (495, 63267), (1485, 21089)]