28587832

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 66769920

約数和(自身を除く): 38182088

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 107, 182, 214, 364, 367, 428, 728, 734, 749, 856, 1391, 1468, 1498, 2569, 2782, 2936, 2996, 4771, 5138, 5564, 5992, 9542, 9737, 10276, 11128, 19084, 19474, 20552, 33397, 38168, 38948, 39269, 66794, 77896, 78538, 133588, 157076, 267176, 274883, 314152, 510497, 549766, 1020994, 1099532, 2041988, 2199064, 3573479, 4083976, 7146958, 14293916, 28587832]

約数ペア:

[(1, 28587832), (2, 14293916), (4, 7146958), (7, 4083976), (8, 3573479), (13, 2199064), (14, 2041988), (26, 1099532), (28, 1020994), (52, 549766), (56, 510497), (91, 314152), (104, 274883), (107, 267176), (182, 157076), (214, 133588), (364, 78538), (367, 77896), (428, 66794), (728, 39269), (734, 38948), (749, 38168), (856, 33397), (1391, 20552), (1468, 19474), (1498, 19084), (2569, 11128), (2782, 10276), (2936, 9737), (2996, 9542), (4771, 5992), (5138, 5564)]