1229781942

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{277}}^1\times {\mathrm{1571}}^1$

素因数の和:2013

約数の個数: 48

約数和(自身を含む): 2692892592

約数和(自身を除く): 1463110650

約数列:

[1, 2, 3, 6, 9, 18, 157, 277, 314, 471, 554, 831, 942, 1413, 1571, 1662, 2493, 2826, 3142, 4713, 4986, 9426, 14139, 28278, 43489, 86978, 130467, 246647, 260934, 391401, 435167, 493294, 739941, 782802, 870334, 1305501, 1479882, 2219823, 2611002, 3916503, 4439646, 7833006, 68321219, 136642438, 204963657, 409927314, 614890971, 1229781942]

約数ペア:

[(1, 1229781942), (2, 614890971), (3, 409927314), (6, 204963657), (9, 136642438), (18, 68321219), (157, 7833006), (277, 4439646), (314, 3916503), (471, 2611002), (554, 2219823), (831, 1479882), (942, 1305501), (1413, 870334), (1571, 782802), (1662, 739941), (2493, 493294), (2826, 435167), (3142, 391401), (4713, 260934), (4986, 246647), (9426, 130467), (14139, 86978), (28278, 43489)]