28638978

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1439}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 59719680

約数和(自身を除く): 31080702

約数列:

[1, 2, 3, 6, 31, 62, 93, 107, 186, 214, 321, 642, 1439, 2878, 3317, 4317, 6634, 8634, 9951, 19902, 44609, 89218, 133827, 153973, 267654, 307946, 461919, 923838, 4773163, 9546326, 14319489, 28638978]

約数ペア:

[(1, 28638978), (2, 14319489), (3, 9546326), (6, 4773163), (31, 923838), (62, 461919), (93, 307946), (107, 267654), (186, 153973), (214, 133827), (321, 89218), (642, 44609), (1439, 19902), (2878, 9951), (3317, 8634), (4317, 6634)]