28156854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 65111040

約数和(自身を除く): 36954186

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 47, 58, 66, 87, 94, 141, 174, 282, 313, 319, 517, 626, 638, 939, 957, 1034, 1363, 1551, 1878, 1914, 2726, 3102, 3443, 4089, 6886, 8178, 9077, 10329, 14711, 14993, 18154, 20658, 27231, 29422, 29986, 44133, 44979, 54462, 88266, 89958, 99847, 161821, 199694, 299541, 323642, 426619, 485463, 599082, 853238, 970926, 1279857, 2559714, 4692809, 9385618, 14078427, 28156854]

約数ペア:

[(1, 28156854), (2, 14078427), (3, 9385618), (6, 4692809), (11, 2559714), (22, 1279857), (29, 970926), (33, 853238), (47, 599082), (58, 485463), (66, 426619), (87, 323642), (94, 299541), (141, 199694), (174, 161821), (282, 99847), (313, 89958), (319, 88266), (517, 54462), (626, 44979), (638, 44133), (939, 29986), (957, 29422), (1034, 27231), (1363, 20658), (1551, 18154), (1878, 14993), (1914, 14711), (2726, 10329), (3102, 9077), (3443, 8178), (4089, 6886)]