80272521

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 141343488

約数和(自身を除く): 61070967

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 241, 311, 357, 723, 933, 1071, 1687, 2169, 2177, 2799, 4097, 5061, 5287, 6531, 12291, 15183, 15861, 19593, 28679, 36873, 37009, 47583, 74951, 86037, 111027, 224853, 258111, 333081, 524657, 674559, 1274167, 1573971, 3822501, 4721913, 8919169, 11467503, 26757507, 80272521]

約数ペア:

[(1, 80272521), (3, 26757507), (7, 11467503), (9, 8919169), (17, 4721913), (21, 3822501), (51, 1573971), (63, 1274167), (119, 674559), (153, 524657), (241, 333081), (311, 258111), (357, 224853), (723, 111027), (933, 86037), (1071, 74951), (1687, 47583), (2169, 37009), (2177, 36873), (2799, 28679), (4097, 19593), (5061, 15861), (5287, 15183), (6531, 12291)]