28768716

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 78321600

約数和(自身を除く): 49552884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 73, 82, 89, 108, 123, 146, 164, 178, 219, 246, 267, 292, 356, 369, 438, 492, 534, 657, 738, 801, 876, 1068, 1107, 1314, 1476, 1602, 1971, 2214, 2403, 2628, 2993, 3204, 3649, 3942, 4428, 4806, 5986, 6497, 7298, 7884, 8979, 9612, 10947, 11972, 12994, 14596, 17958, 19491, 21894, 25988, 26937, 32841, 35916, 38982, 43788, 53874, 58473, 65682, 77964, 80811, 98523, 107748, 116946, 131364, 161622, 175419, 197046, 233892, 266377, 323244, 350838, 394092, 532754, 701676, 799131, 1065508, 1598262, 2397393, 3196524, 4794786, 7192179, 9589572, 14384358, 28768716]

約数ペア:

[(1, 28768716), (2, 14384358), (3, 9589572), (4, 7192179), (6, 4794786), (9, 3196524), (12, 2397393), (18, 1598262), (27, 1065508), (36, 799131), (41, 701676), (54, 532754), (73, 394092), (82, 350838), (89, 323244), (108, 266377), (123, 233892), (146, 197046), (164, 175419), (178, 161622), (219, 131364), (246, 116946), (267, 107748), (292, 98523), (356, 80811), (369, 77964), (438, 65682), (492, 58473), (534, 53874), (657, 43788), (738, 38982), (801, 35916), (876, 32841), (1068, 26937), (1107, 25988), (1314, 21894), (1476, 19491), (1602, 17958), (1971, 14596), (2214, 12994), (2403, 11972), (2628, 10947), (2993, 9612), (3204, 8979), (3649, 7884), (3942, 7298), (4428, 6497), (4806, 5986)]