280355327

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{8263}}^1$

素因数の和:8438

約数の個数: 16

約数和(自身を含む): 331617792

約数和(自身を除く): 51262465

約数列:

[1, 7, 37, 131, 259, 917, 4847, 8263, 33929, 57841, 305731, 1082453, 2140117, 7577171, 40050761, 280355327]

約数ペア:

[(1, 280355327), (7, 40050761), (37, 7577171), (131, 2140117), (259, 1082453), (917, 305731), (4847, 57841), (8263, 33929)]