28279832

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 63201600

約数和(自身を除く): 34921768

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 109, 113, 164, 218, 226, 287, 328, 436, 452, 574, 763, 791, 872, 904, 1148, 1526, 1582, 2296, 3052, 3164, 4469, 4633, 6104, 6328, 8938, 9266, 12317, 17876, 18532, 24634, 31283, 32431, 35752, 37064, 49268, 62566, 64862, 86219, 98536, 125132, 129724, 172438, 250264, 259448, 344876, 504997, 689752, 1009994, 2019988, 3534979, 4039976, 7069958, 14139916, 28279832]

約数ペア:

[(1, 28279832), (2, 14139916), (4, 7069958), (7, 4039976), (8, 3534979), (14, 2019988), (28, 1009994), (41, 689752), (56, 504997), (82, 344876), (109, 259448), (113, 250264), (164, 172438), (218, 129724), (226, 125132), (287, 98536), (328, 86219), (436, 64862), (452, 62566), (574, 49268), (763, 37064), (791, 35752), (872, 32431), (904, 31283), (1148, 24634), (1526, 18532), (1582, 17876), (2296, 12317), (3052, 9266), (3164, 8938), (4469, 6328), (4633, 6104)]