8208645

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 13762560

約数和(自身を除く): 5553915

約数列:

[1, 3, 5, 15, 31, 93, 127, 139, 155, 381, 417, 465, 635, 695, 1905, 2085, 3937, 4309, 11811, 12927, 17653, 19685, 21545, 52959, 59055, 64635, 88265, 264795, 547243, 1641729, 2736215, 8208645]

約数ペア:

[(1, 8208645), (3, 2736215), (5, 1641729), (15, 547243), (31, 264795), (93, 88265), (127, 64635), (139, 59055), (155, 52959), (381, 21545), (417, 19685), (465, 17653), (635, 12927), (695, 11811), (1905, 4309), (2085, 3937)]