8280965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 12559104

約数和(自身を除く): 4278139

約数列:

[1, 5, 7, 11, 35, 55, 77, 137, 157, 385, 685, 785, 959, 1099, 1507, 1727, 4795, 5495, 7535, 8635, 10549, 12089, 21509, 52745, 60445, 107545, 150563, 236599, 752815, 1182995, 1656193, 8280965]

約数ペア:

[(1, 8280965), (5, 1656193), (7, 1182995), (11, 752815), (35, 236599), (55, 150563), (77, 107545), (137, 60445), (157, 52745), (385, 21509), (685, 12089), (785, 10549), (959, 8635), (1099, 7535), (1507, 5495), (1727, 4795)]