656872008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2105359}}^1$

素因数の和:2105381

約数の個数: 32

約数和(自身を含む): 1768502400

約数和(自身を除く): 1111630392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 2105359, 4210718, 6316077, 8421436, 12632154, 16842872, 25264308, 27369667, 50528616, 54739334, 82109001, 109478668, 164218002, 218957336, 328436004, 656872008]

約数ペア:

[(1, 656872008), (2, 328436004), (3, 218957336), (4, 164218002), (6, 109478668), (8, 82109001), (12, 54739334), (13, 50528616), (24, 27369667), (26, 25264308), (39, 16842872), (52, 12632154), (78, 8421436), (104, 6316077), (156, 4210718), (312, 2105359)]