1284714

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 2936640

約数和(自身を除く): 1651926

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 643, 666, 999, 1286, 1929, 1998, 3858, 5787, 11574, 17361, 23791, 34722, 47582, 71373, 142746, 214119, 428238, 642357, 1284714]

約数ペア:

[(1, 1284714), (2, 642357), (3, 428238), (6, 214119), (9, 142746), (18, 71373), (27, 47582), (37, 34722), (54, 23791), (74, 17361), (111, 11574), (222, 5787), (333, 3858), (643, 1998), (666, 1929), (999, 1286)]