7772778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 18476640

約数和(自身を除く): 10703862

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 563, 767, 1062, 1126, 1534, 1689, 2301, 3378, 4602, 5067, 6903, 7319, 10134, 13806, 14638, 21957, 33217, 43914, 65871, 66434, 99651, 131742, 199302, 298953, 431821, 597906, 863642, 1295463, 2590926, 3886389, 7772778]

約数ペア:

[(1, 7772778), (2, 3886389), (3, 2590926), (6, 1295463), (9, 863642), (13, 597906), (18, 431821), (26, 298953), (39, 199302), (59, 131742), (78, 99651), (117, 66434), (118, 65871), (177, 43914), (234, 33217), (354, 21957), (531, 14638), (563, 13806), (767, 10134), (1062, 7319), (1126, 6903), (1534, 5067), (1689, 4602), (2301, 3378)]