72507721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 88905600

約数和(自身を除く): 16397879

約数列:

[1, 11, 13, 41, 83, 143, 149, 451, 533, 913, 1079, 1639, 1937, 3403, 5863, 6109, 11869, 12367, 21307, 37433, 44239, 67199, 79417, 136037, 160771, 486629, 507047, 873587, 1768481, 5577517, 6591611, 72507721]

約数ペア:

[(1, 72507721), (11, 6591611), (13, 5577517), (41, 1768481), (83, 873587), (143, 507047), (149, 486629), (451, 160771), (533, 136037), (913, 79417), (1079, 67199), (1639, 44239), (1937, 37433), (3403, 21307), (5863, 12367), (6109, 11869)]