128199295

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{215461}}^1$

素因数の和:215490

約数の個数: 16

約数和(自身を含む): 186159168

約数和(自身を除く): 57959873

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 215461, 1077305, 1508227, 3662837, 7541135, 18314185, 25639859, 128199295]

約数ペア:

[(1, 128199295), (5, 25639859), (7, 18314185), (17, 7541135), (35, 3662837), (85, 1508227), (119, 1077305), (595, 215461)]