28286826

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2887}}^1$

素因数の和:2986

約数の個数: 32

約数和(自身を含む): 59885568

約数和(自身を除く): 31598742

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 2887, 3266, 4899, 5774, 8661, 9798, 17322, 66401, 132802, 199203, 204977, 398406, 409954, 614931, 1229862, 4714471, 9428942, 14143413, 28286826]

約数ペア:

[(1, 28286826), (2, 14143413), (3, 9428942), (6, 4714471), (23, 1229862), (46, 614931), (69, 409954), (71, 398406), (138, 204977), (142, 199203), (213, 132802), (426, 66401), (1633, 17322), (2887, 9798), (3266, 8661), (4899, 5774)]