28008828

素因数分解:

$2^2\times 3^4\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:784

約数の個数: 60

約数和(自身を含む): 73871952

約数和(自身を除く): 45863124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 137, 162, 274, 324, 411, 548, 631, 822, 1233, 1262, 1644, 1893, 2466, 2524, 3699, 3786, 4932, 5679, 7398, 7572, 11097, 11358, 14796, 17037, 22194, 22716, 34074, 44388, 51111, 68148, 86447, 102222, 172894, 204444, 259341, 345788, 518682, 778023, 1037364, 1556046, 2334069, 3112092, 4668138, 7002207, 9336276, 14004414, 28008828]

約数ペア:

[(1, 28008828), (2, 14004414), (3, 9336276), (4, 7002207), (6, 4668138), (9, 3112092), (12, 2334069), (18, 1556046), (27, 1037364), (36, 778023), (54, 518682), (81, 345788), (108, 259341), (137, 204444), (162, 172894), (274, 102222), (324, 86447), (411, 68148), (548, 51111), (631, 44388), (822, 34074), (1233, 22716), (1262, 22194), (1644, 17037), (1893, 14796), (2466, 11358), (2524, 11097), (3699, 7572), (3786, 7398), (4932, 5679)]