2867805

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 40

約数和(自身を含む): 5264952

約数和(自身を除く): 2397147

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 97, 135, 219, 291, 365, 405, 485, 657, 873, 1095, 1455, 1971, 2619, 3285, 4365, 5913, 7081, 7857, 9855, 13095, 21243, 29565, 35405, 39285, 63729, 106215, 191187, 318645, 573561, 955935, 2867805]

約数ペア:

[(1, 2867805), (3, 955935), (5, 573561), (9, 318645), (15, 191187), (27, 106215), (45, 63729), (73, 39285), (81, 35405), (97, 29565), (135, 21243), (219, 13095), (291, 9855), (365, 7857), (405, 7081), (485, 5913), (657, 4365), (873, 3285), (1095, 2619), (1455, 1971)]