28509462

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 68582400

約数和(自身を除く): 40072938

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 37, 38, 54, 57, 74, 111, 114, 171, 222, 333, 342, 513, 666, 703, 751, 999, 1026, 1406, 1502, 1998, 2109, 2253, 4218, 4506, 6327, 6759, 12654, 13518, 14269, 18981, 20277, 27787, 28538, 37962, 40554, 42807, 55574, 83361, 85614, 128421, 166722, 250083, 256842, 385263, 500166, 527953, 750249, 770526, 1055906, 1500498, 1583859, 3167718, 4751577, 9503154, 14254731, 28509462]

約数ペア:

[(1, 28509462), (2, 14254731), (3, 9503154), (6, 4751577), (9, 3167718), (18, 1583859), (19, 1500498), (27, 1055906), (37, 770526), (38, 750249), (54, 527953), (57, 500166), (74, 385263), (111, 256842), (114, 250083), (171, 166722), (222, 128421), (333, 85614), (342, 83361), (513, 55574), (666, 42807), (703, 40554), (751, 37962), (999, 28538), (1026, 27787), (1406, 20277), (1502, 18981), (1998, 14269), (2109, 13518), (2253, 12654), (4218, 6759), (4506, 6327)]