68798745

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 127370880

約数和(自身を除く): 58572135

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 139, 153, 255, 417, 647, 695, 765, 1251, 1941, 2085, 2363, 3235, 5823, 6255, 7089, 9705, 10999, 11815, 21267, 29115, 32997, 35445, 54995, 89933, 98991, 106335, 164985, 269799, 449665, 494955, 809397, 1348995, 1528861, 4046985, 4586583, 7644305, 13759749, 22932915, 68798745]

約数ペア:

[(1, 68798745), (3, 22932915), (5, 13759749), (9, 7644305), (15, 4586583), (17, 4046985), (45, 1528861), (51, 1348995), (85, 809397), (139, 494955), (153, 449665), (255, 269799), (417, 164985), (647, 106335), (695, 98991), (765, 89933), (1251, 54995), (1941, 35445), (2085, 32997), (2363, 29115), (3235, 21267), (5823, 11815), (6255, 10999), (7089, 9705)]