8427835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 11975040

約数和(自身を除く): 3547205

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 263, 377, 493, 1105, 1315, 1885, 2465, 3419, 4471, 6409, 7627, 17095, 22355, 32045, 38135, 58123, 99151, 129659, 290615, 495755, 648295, 1685567, 8427835]

約数ペア:

[(1, 8427835), (5, 1685567), (13, 648295), (17, 495755), (29, 290615), (65, 129659), (85, 99151), (145, 58123), (221, 38135), (263, 32045), (377, 22355), (493, 17095), (1105, 7627), (1315, 6409), (1885, 4471), (2465, 3419)]