13158615

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 21802176

約数和(自身を除く): 8643561

約数列:

[1, 3, 5, 15, 61, 73, 183, 197, 219, 305, 365, 591, 915, 985, 1095, 2955, 4453, 12017, 13359, 14381, 22265, 36051, 43143, 60085, 66795, 71905, 180255, 215715, 877241, 2631723, 4386205, 13158615]

約数ペア:

[(1, 13158615), (3, 4386205), (5, 2631723), (15, 877241), (61, 215715), (73, 180255), (183, 71905), (197, 66795), (219, 60085), (305, 43143), (365, 36051), (591, 22265), (915, 14381), (985, 13359), (1095, 12017), (2955, 4453)]