321668145

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{82163}}^1$

素因数の和:82206

約数の個数: 32

約数和(自身を含む): 591580800

約数和(自身を除く): 269912655

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 82163, 246489, 410815, 739467, 1232445, 2218401, 2382727, 3697335, 7148181, 11092005, 11913635, 21444543, 35740905, 64333629, 107222715, 321668145]

約数ペア:

[(1, 321668145), (3, 107222715), (5, 64333629), (9, 35740905), (15, 21444543), (27, 11913635), (29, 11092005), (45, 7148181), (87, 3697335), (135, 2382727), (145, 2218401), (261, 1232445), (435, 739467), (783, 410815), (1305, 246489), (3915, 82163)]