30900135

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2473}}^1$

素因数の和:2512

約数の個数: 48

約数和(自身を含む): 60919776

約数和(自身を除く): 30019641

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2473, 2499, 4165, 7419, 12365, 12495, 17311, 37095, 42041, 51933, 86555, 121177, 126123, 210205, 259665, 294287, 363531, 605885, 630615, 882861, 1471435, 1817655, 2060009, 4414305, 6180027, 10300045, 30900135]

約数ペア:

[(1, 30900135), (3, 10300045), (5, 6180027), (7, 4414305), (15, 2060009), (17, 1817655), (21, 1471435), (35, 882861), (49, 630615), (51, 605885), (85, 363531), (105, 294287), (119, 259665), (147, 210205), (245, 126123), (255, 121177), (357, 86555), (595, 51933), (735, 42041), (833, 37095), (1785, 17311), (2473, 12495), (2499, 12365), (4165, 7419)]