217574672

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27361}}^1$

素因数の和:27447

約数の個数: 40

約数和(自身を含む): 488575872

約数和(自身を除く): 271001200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 27361, 54722, 109444, 191527, 218888, 383054, 437776, 766108, 1532216, 1942631, 3064432, 3885262, 7770524, 13598417, 15541048, 27196834, 31082096, 54393668, 108787336, 217574672]

約数ペア:

[(1, 217574672), (2, 108787336), (4, 54393668), (7, 31082096), (8, 27196834), (14, 15541048), (16, 13598417), (28, 7770524), (56, 3885262), (71, 3064432), (112, 1942631), (142, 1532216), (284, 766108), (497, 437776), (568, 383054), (994, 218888), (1136, 191527), (1988, 109444), (3976, 54722), (7952, 27361)]