28565208

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 93908880

約数和(自身を除く): 65343672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 157, 168, 171, 228, 252, 266, 314, 342, 361, 399, 456, 471, 504, 532, 628, 684, 722, 798, 942, 1064, 1083, 1099, 1197, 1256, 1368, 1413, 1444, 1596, 1884, 2166, 2198, 2394, 2527, 2826, 2888, 2983, 3192, 3249, 3297, 3768, 4332, 4396, 4788, 5054, 5652, 5966, 6498, 6594, 7581, 8664, 8792, 8949, 9576, 9891, 10108, 11304, 11932, 12996, 13188, 15162, 17898, 19782, 20216, 20881, 22743, 23864, 25992, 26376, 26847, 30324, 35796, 39564, 41762, 45486, 53694, 56677, 60648, 62643, 71592, 79128, 83524, 90972, 107388, 113354, 125286, 167048, 170031, 181944, 187929, 214776, 226708, 250572, 340062, 375858, 396739, 453416, 501144, 510093, 680124, 751716, 793478, 1020186, 1190217, 1360248, 1503432, 1586956, 2040372, 2380434, 3173912, 3570651, 4080744, 4760868, 7141302, 9521736, 14282604, 28565208]

約数ペア:

[(1, 28565208), (2, 14282604), (3, 9521736), (4, 7141302), (6, 4760868), (7, 4080744), (8, 3570651), (9, 3173912), (12, 2380434), (14, 2040372), (18, 1586956), (19, 1503432), (21, 1360248), (24, 1190217), (28, 1020186), (36, 793478), (38, 751716), (42, 680124), (56, 510093), (57, 501144), (63, 453416), (72, 396739), (76, 375858), (84, 340062), (114, 250572), (126, 226708), (133, 214776), (152, 187929), (157, 181944), (168, 170031), (171, 167048), (228, 125286), (252, 113354), (266, 107388), (314, 90972), (342, 83524), (361, 79128), (399, 71592), (456, 62643), (471, 60648), (504, 56677), (532, 53694), (628, 45486), (684, 41762), (722, 39564), (798, 35796), (942, 30324), (1064, 26847), (1083, 26376), (1099, 25992), (1197, 23864), (1256, 22743), (1368, 20881), (1413, 20216), (1444, 19782), (1596, 17898), (1884, 15162), (2166, 13188), (2198, 12996), (2394, 11932), (2527, 11304), (2826, 10108), (2888, 9891), (2983, 9576), (3192, 8949), (3249, 8792), (3297, 8664), (3768, 7581), (4332, 6594), (4396, 6498), (4788, 5966), (5054, 5652)]