72987795

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52321}}^1$

素因数の和:52363

約数の個数: 24

約数和(自身を含む): 130595712

約数和(自身を除く): 57607917

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 52321, 156963, 261605, 470889, 784815, 1621951, 2354445, 4865853, 8109755, 14597559, 24329265, 72987795]

約数ペア:

[(1, 72987795), (3, 24329265), (5, 14597559), (9, 8109755), (15, 4865853), (31, 2354445), (45, 1621951), (93, 784815), (155, 470889), (279, 261605), (465, 156963), (1395, 52321)]