211060905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{1129}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 375123840

約数和(自身を除く): 164062935

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 121, 165, 309, 363, 515, 605, 1129, 1133, 1545, 1815, 3387, 3399, 5645, 5665, 12419, 12463, 16935, 16995, 37257, 37389, 62095, 62315, 116287, 136609, 186285, 186945, 348861, 409827, 581435, 683045, 1279157, 1744305, 2049135, 3837471, 6395785, 14070727, 19187355, 42212181, 70353635, 211060905]

約数ペア:

[(1, 211060905), (3, 70353635), (5, 42212181), (11, 19187355), (15, 14070727), (33, 6395785), (55, 3837471), (103, 2049135), (121, 1744305), (165, 1279157), (309, 683045), (363, 581435), (515, 409827), (605, 348861), (1129, 186945), (1133, 186285), (1545, 136609), (1815, 116287), (3387, 62315), (3399, 62095), (5645, 37389), (5665, 37257), (12419, 16995), (12463, 16935)]