428868265

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{4591}}^1$

素因数の和:4777

約数の個数: 32

約数和(自身を含む): 626863104

約数和(自身を除く): 197994839

約数列:

[1, 5, 7, 17, 35, 85, 119, 157, 595, 785, 1099, 2669, 4591, 5495, 13345, 18683, 22955, 32137, 78047, 93415, 160685, 390235, 546329, 720787, 2731645, 3603935, 5045509, 12253379, 25227545, 61266895, 85773653, 428868265]

約数ペア:

[(1, 428868265), (5, 85773653), (7, 61266895), (17, 25227545), (35, 12253379), (85, 5045509), (119, 3603935), (157, 2731645), (595, 720787), (785, 546329), (1099, 390235), (2669, 160685), (4591, 93415), (5495, 78047), (13345, 32137), (18683, 22955)]