8820945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 17926272

約数和(自身を除く): 9105327

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 683, 861, 1435, 1845, 2049, 2583, 3415, 4305, 4781, 6147, 10245, 12915, 14343, 23905, 28003, 30735, 43029, 71715, 84009, 140015, 196021, 215145, 252027, 420045, 588063, 980105, 1260135, 1764189, 2940315, 8820945]

約数ペア:

[(1, 8820945), (3, 2940315), (5, 1764189), (7, 1260135), (9, 980105), (15, 588063), (21, 420045), (35, 252027), (41, 215145), (45, 196021), (63, 140015), (105, 84009), (123, 71715), (205, 43029), (287, 30735), (315, 28003), (369, 23905), (615, 14343), (683, 12915), (861, 10245), (1435, 6147), (1845, 4781), (2049, 4305), (2583, 3415)]