28008456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{569}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 80438400

約数和(自身を除く): 52429944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 293, 569, 586, 879, 1138, 1172, 1707, 1758, 2051, 2276, 2344, 3414, 3516, 3983, 4102, 4552, 6153, 6828, 7032, 7966, 8204, 11949, 12306, 13656, 15932, 16408, 23898, 24612, 31864, 47796, 49224, 95592, 166717, 333434, 500151, 666868, 1000302, 1167019, 1333736, 2000604, 2334038, 3501057, 4001208, 4668076, 7002114, 9336152, 14004228, 28008456]

約数ペア:

[(1, 28008456), (2, 14004228), (3, 9336152), (4, 7002114), (6, 4668076), (7, 4001208), (8, 3501057), (12, 2334038), (14, 2000604), (21, 1333736), (24, 1167019), (28, 1000302), (42, 666868), (56, 500151), (84, 333434), (168, 166717), (293, 95592), (569, 49224), (586, 47796), (879, 31864), (1138, 24612), (1172, 23898), (1707, 16408), (1758, 15932), (2051, 13656), (2276, 12306), (2344, 11949), (3414, 8204), (3516, 7966), (3983, 7032), (4102, 6828), (4552, 6153)]