72420813

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3931}}^1$

素因数の和:4049

約数の個数: 24

約数和(自身を含む): 110410560

約数和(自身を除く): 37989747

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 801, 2047, 3931, 6141, 11793, 18423, 35379, 90413, 271239, 349859, 813717, 1049577, 3148731, 8046757, 24140271, 72420813]

約数ペア:

[(1, 72420813), (3, 24140271), (9, 8046757), (23, 3148731), (69, 1049577), (89, 813717), (207, 349859), (267, 271239), (801, 90413), (2047, 35379), (3931, 18423), (6141, 11793)]