71307675

素因数分解:

$3^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 132060000

約数和(自身を除く): 60752325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 149, 225, 447, 675, 709, 745, 1341, 2127, 2235, 3545, 3725, 4023, 6381, 6705, 10635, 11175, 17725, 19143, 20115, 31905, 33525, 53175, 95715, 100575, 105641, 159525, 316923, 478575, 528205, 950769, 1584615, 2641025, 2852307, 4753845, 7923075, 14261535, 23769225, 71307675]

約数ペア:

[(1, 71307675), (3, 23769225), (5, 14261535), (9, 7923075), (15, 4753845), (25, 2852307), (27, 2641025), (45, 1584615), (75, 950769), (135, 528205), (149, 478575), (225, 316923), (447, 159525), (675, 105641), (709, 100575), (745, 95715), (1341, 53175), (2127, 33525), (2235, 31905), (3545, 20115), (3725, 19143), (4023, 17725), (6381, 11175), (6705, 10635)]