42728925

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{4349}}^1$

素因数の和:4493

約数の個数: 24

約数和(自身を含む): 71200800

約数和(自身を除く): 28471875

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 1965, 3275, 4349, 9825, 13047, 21745, 65235, 108725, 326175, 569719, 1709157, 2848595, 8545785, 14242975, 42728925]

約数ペア:

[(1, 42728925), (3, 14242975), (5, 8545785), (15, 2848595), (25, 1709157), (75, 569719), (131, 326175), (393, 108725), (655, 65235), (1965, 21745), (3275, 13047), (4349, 9825)]