28363530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72727}}^1$

素因数の和:72750

約数の個数: 32

約数和(自身を含む): 73309824

約数和(自身を除く): 44946294

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 72727, 145454, 218181, 363635, 436362, 727270, 945451, 1090905, 1890902, 2181810, 2836353, 4727255, 5672706, 9454510, 14181765, 28363530]

約数ペア:

[(1, 28363530), (2, 14181765), (3, 9454510), (5, 5672706), (6, 4727255), (10, 2836353), (13, 2181810), (15, 1890902), (26, 1090905), (30, 945451), (39, 727270), (65, 436362), (78, 363635), (130, 218181), (195, 145454), (390, 72727)]