72213795

素因数分解:

$3^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1709}}^1$

素因数の和:2036

約数の個数: 32

約数和(自身を含む): 128865600

約数和(自身を除く): 56651805

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 313, 939, 1565, 1709, 2817, 4695, 5127, 8451, 8545, 14085, 15381, 25635, 42255, 46143, 76905, 230715, 534917, 1604751, 2674585, 4814253, 8023755, 14442759, 24071265, 72213795]

約数ペア:

[(1, 72213795), (3, 24071265), (5, 14442759), (9, 8023755), (15, 4814253), (27, 2674585), (45, 1604751), (135, 534917), (313, 230715), (939, 76905), (1565, 46143), (1709, 42255), (2817, 25635), (4695, 15381), (5127, 14085), (8451, 8545)]