28142664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{881}}^1$

素因数の和:923

約数の個数: 64

約数和(自身を含む): 77474880

約数和(自身を除く): 49332216

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 881, 968, 1331, 1452, 1762, 2643, 2662, 2904, 3524, 3993, 5286, 5324, 7048, 7986, 9691, 10572, 10648, 15972, 19382, 21144, 29073, 31944, 38764, 58146, 77528, 106601, 116292, 213202, 232584, 319803, 426404, 639606, 852808, 1172611, 1279212, 2345222, 2558424, 3517833, 4690444, 7035666, 9380888, 14071332, 28142664]

約数ペア:

[(1, 28142664), (2, 14071332), (3, 9380888), (4, 7035666), (6, 4690444), (8, 3517833), (11, 2558424), (12, 2345222), (22, 1279212), (24, 1172611), (33, 852808), (44, 639606), (66, 426404), (88, 319803), (121, 232584), (132, 213202), (242, 116292), (264, 106601), (363, 77528), (484, 58146), (726, 38764), (881, 31944), (968, 29073), (1331, 21144), (1452, 19382), (1762, 15972), (2643, 10648), (2662, 10572), (2904, 9691), (3524, 7986), (3993, 7048), (5286, 5324)]