266961105

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{719}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 478033920

約数和(自身を除く): 211072815

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 223, 333, 555, 669, 719, 1115, 1665, 2007, 2157, 3345, 3595, 6471, 8251, 10035, 10785, 24753, 26603, 32355, 41255, 74259, 79809, 123765, 133015, 160337, 239427, 371295, 399045, 481011, 801685, 1197135, 1443033, 2405055, 5932469, 7215165, 17797407, 29662345, 53392221, 88987035, 266961105]

約数ペア:

[(1, 266961105), (3, 88987035), (5, 53392221), (9, 29662345), (15, 17797407), (37, 7215165), (45, 5932469), (111, 2405055), (185, 1443033), (223, 1197135), (333, 801685), (555, 481011), (669, 399045), (719, 371295), (1115, 239427), (1665, 160337), (2007, 133015), (2157, 123765), (3345, 79809), (3595, 74259), (6471, 41255), (8251, 32355), (10035, 26603), (10785, 24753)]