128813505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{17419}}^1$

素因数の和:17473

約数の個数: 32

約数和(自身を含む): 225763200

約数和(自身を除く): 96949695

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 17419, 52257, 87095, 261285, 296123, 505151, 888369, 1480615, 1515453, 2525755, 4441845, 7577265, 8587567, 25762701, 42937835, 128813505]

約数ペア:

[(1, 128813505), (3, 42937835), (5, 25762701), (15, 8587567), (17, 7577265), (29, 4441845), (51, 2525755), (85, 1515453), (87, 1480615), (145, 888369), (255, 505151), (435, 296123), (493, 261285), (1479, 87095), (2465, 52257), (7395, 17419)]