393251144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1987}}^1$

素因数の和:2190

約数の個数: 64

約数和(自身を含む): 871698240

約数和(自身を除く): 478447096

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 173, 286, 346, 572, 692, 1144, 1384, 1903, 1987, 2249, 3806, 3974, 4498, 7612, 7948, 8996, 15224, 15896, 17992, 21857, 24739, 25831, 43714, 49478, 51662, 87428, 98956, 103324, 174856, 197912, 206648, 284141, 343751, 568282, 687502, 1136564, 1375004, 2273128, 2750008, 3781261, 4468763, 7562522, 8937526, 15125044, 17875052, 30250088, 35750104, 49156393, 98312786, 196625572, 393251144]

約数ペア:

[(1, 393251144), (2, 196625572), (4, 98312786), (8, 49156393), (11, 35750104), (13, 30250088), (22, 17875052), (26, 15125044), (44, 8937526), (52, 7562522), (88, 4468763), (104, 3781261), (143, 2750008), (173, 2273128), (286, 1375004), (346, 1136564), (572, 687502), (692, 568282), (1144, 343751), (1384, 284141), (1903, 206648), (1987, 197912), (2249, 174856), (3806, 103324), (3974, 98956), (4498, 87428), (7612, 51662), (7948, 49478), (8996, 43714), (15224, 25831), (15896, 24739), (17992, 21857)]