1310365868

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{1249}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 2658600000

約数和(自身を除く): 1348234132

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 421, 623, 842, 1246, 1249, 1684, 2492, 2498, 2947, 4996, 5894, 8743, 11788, 17486, 34972, 37469, 74938, 111161, 149876, 222322, 262283, 444644, 524566, 525829, 778127, 1049132, 1051658, 1556254, 2103316, 3112508, 3680803, 7361606, 14723212, 46798781, 93597562, 187195124, 327591467, 655182934, 1310365868]

約数ペア:

[(1, 1310365868), (2, 655182934), (4, 327591467), (7, 187195124), (14, 93597562), (28, 46798781), (89, 14723212), (178, 7361606), (356, 3680803), (421, 3112508), (623, 2103316), (842, 1556254), (1246, 1051658), (1249, 1049132), (1684, 778127), (2492, 525829), (2498, 524566), (2947, 444644), (4996, 262283), (5894, 222322), (8743, 149876), (11788, 111161), (17486, 74938), (34972, 37469)]