15545556

素因数分解:

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

素因数の和:645

約数の個数: 72

約数和(自身を含む): 43112160

約数和(自身を除く): 27566604

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 117, 118, 156, 177, 234, 236, 354, 468, 531, 563, 708, 767, 1062, 1126, 1534, 1689, 2124, 2252, 2301, 3068, 3378, 4602, 5067, 6756, 6903, 7319, 9204, 10134, 13806, 14638, 20268, 21957, 27612, 29276, 33217, 43914, 65871, 66434, 87828, 99651, 131742, 132868, 199302, 263484, 298953, 398604, 431821, 597906, 863642, 1195812, 1295463, 1727284, 2590926, 3886389, 5181852, 7772778, 15545556]

約数ペア:

[(1, 15545556), (2, 7772778), (3, 5181852), (4, 3886389), (6, 2590926), (9, 1727284), (12, 1295463), (13, 1195812), (18, 863642), (26, 597906), (36, 431821), (39, 398604), (52, 298953), (59, 263484), (78, 199302), (117, 132868), (118, 131742), (156, 99651), (177, 87828), (234, 66434), (236, 65871), (354, 43914), (468, 33217), (531, 29276), (563, 27612), (708, 21957), (767, 20268), (1062, 14638), (1126, 13806), (1534, 10134), (1689, 9204), (2124, 7319), (2252, 6903), (2301, 6756), (3068, 5067), (3378, 4602)]