68763321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 114903360

約数和(自身を除く): 46140039

約数列:

[1, 3, 9, 11, 29, 33, 43, 87, 99, 129, 261, 319, 387, 473, 557, 957, 1247, 1419, 1671, 2871, 3741, 4257, 5013, 6127, 11223, 13717, 16153, 18381, 23951, 41151, 48459, 55143, 71853, 123453, 145377, 177683, 215559, 263461, 533049, 694579, 790383, 1599147, 2083737, 2371149, 6251211, 7640369, 22921107, 68763321]

約数ペア:

[(1, 68763321), (3, 22921107), (9, 7640369), (11, 6251211), (29, 2371149), (33, 2083737), (43, 1599147), (87, 790383), (99, 694579), (129, 533049), (261, 263461), (319, 215559), (387, 177683), (473, 145377), (557, 123453), (957, 71853), (1247, 55143), (1419, 48459), (1671, 41151), (2871, 23951), (3741, 18381), (4257, 16153), (5013, 13717), (6127, 11223)]