1986825

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 3348000

約数和(自身を除く): 1361175

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 449, 885, 1347, 1475, 2245, 4425, 6735, 11225, 26491, 33675, 79473, 132455, 397365, 662275, 1986825]

約数ペア:

[(1, 1986825), (3, 662275), (5, 397365), (15, 132455), (25, 79473), (59, 33675), (75, 26491), (177, 11225), (295, 6735), (449, 4425), (885, 2245), (1347, 1475)]