4991325

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1091}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 8395296

約数和(自身を除く): 3403971

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1091, 1525, 3273, 4575, 5455, 16365, 27275, 66551, 81825, 199653, 332755, 998265, 1663775, 4991325]

約数ペア:

[(1, 4991325), (3, 1663775), (5, 998265), (15, 332755), (25, 199653), (61, 81825), (75, 66551), (183, 27275), (305, 16365), (915, 5455), (1091, 4575), (1525, 3273)]