621467728

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241253}}^1$

素因数の和:241291

約数の個数: 40

約数和(自身を含む): 1435943808

約数和(自身を除く): 814476080

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 241253, 482506, 965012, 1688771, 1930024, 3377542, 3860048, 5548819, 6755084, 11097638, 13510168, 22195276, 27020336, 38841733, 44390552, 77683466, 88781104, 155366932, 310733864, 621467728]

約数ペア:

[(1, 621467728), (2, 310733864), (4, 155366932), (7, 88781104), (8, 77683466), (14, 44390552), (16, 38841733), (23, 27020336), (28, 22195276), (46, 13510168), (56, 11097638), (92, 6755084), (112, 5548819), (161, 3860048), (184, 3377542), (322, 1930024), (368, 1688771), (644, 965012), (1288, 482506), (2576, 241253)]