2187486

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{643}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 5625984

約数和(自身を除く): 3438498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 643, 1134, 1286, 1701, 1929, 3402, 3858, 4501, 5787, 9002, 11574, 13503, 17361, 27006, 34722, 40509, 52083, 81018, 104166, 121527, 156249, 243054, 312498, 364581, 729162, 1093743, 2187486]

約数ペア:

[(1, 2187486), (2, 1093743), (3, 729162), (6, 364581), (7, 312498), (9, 243054), (14, 156249), (18, 121527), (21, 104166), (27, 81018), (42, 52083), (54, 40509), (63, 34722), (81, 27006), (126, 17361), (162, 13503), (189, 11574), (243, 9002), (378, 5787), (486, 4501), (567, 3858), (643, 3402), (1134, 1929), (1286, 1701)]