47971495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{397}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 68201280

約数和(自身を除く): 20229785

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 397, 715, 845, 1859, 1985, 2197, 4367, 5161, 9295, 10985, 21835, 24167, 25805, 56771, 67093, 120835, 283855, 335465, 738023, 872209, 3690115, 4361045, 9594299, 47971495]

約数ペア:

[(1, 47971495), (5, 9594299), (11, 4361045), (13, 3690115), (55, 872209), (65, 738023), (143, 335465), (169, 283855), (397, 120835), (715, 67093), (845, 56771), (1859, 25805), (1985, 24167), (2197, 21835), (4367, 10985), (5161, 9295)]