28632828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20051}}^1$

素因数の和:20082

約数の個数: 48

約数和(自身を含む): 80849664

約数和(自身を除く): 52216836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 20051, 40102, 60153, 80204, 120306, 140357, 240612, 280714, 340867, 421071, 561428, 681734, 842142, 1022601, 1363468, 1684284, 2045202, 2386069, 4090404, 4772138, 7158207, 9544276, 14316414, 28632828]

約数ペア:

[(1, 28632828), (2, 14316414), (3, 9544276), (4, 7158207), (6, 4772138), (7, 4090404), (12, 2386069), (14, 2045202), (17, 1684284), (21, 1363468), (28, 1022601), (34, 842142), (42, 681734), (51, 561428), (68, 421071), (84, 340867), (102, 280714), (119, 240612), (204, 140357), (238, 120306), (357, 80204), (476, 60153), (714, 40102), (1428, 20051)]