520788138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2767}}^1$

素因数の和:2931

約数の個数: 64

約数和(自身を含む): 1190461440

約数和(自身を除く): 669673302

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 127, 247, 254, 381, 494, 741, 762, 1482, 1651, 2413, 2767, 3302, 4826, 4953, 5534, 7239, 8301, 9906, 14478, 16602, 31369, 35971, 52573, 62738, 71942, 94107, 105146, 107913, 157719, 188214, 215826, 315438, 351409, 683449, 702818, 1054227, 1366898, 2050347, 2108454, 4100694, 4568317, 6676771, 9136634, 13353542, 13704951, 20030313, 27409902, 40060626, 86798023, 173596046, 260394069, 520788138]

約数ペア:

[(1, 520788138), (2, 260394069), (3, 173596046), (6, 86798023), (13, 40060626), (19, 27409902), (26, 20030313), (38, 13704951), (39, 13353542), (57, 9136634), (78, 6676771), (114, 4568317), (127, 4100694), (247, 2108454), (254, 2050347), (381, 1366898), (494, 1054227), (741, 702818), (762, 683449), (1482, 351409), (1651, 315438), (2413, 215826), (2767, 188214), (3302, 157719), (4826, 107913), (4953, 105146), (5534, 94107), (7239, 71942), (8301, 62738), (9906, 52573), (14478, 35971), (16602, 31369)]