27780056

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{65519}}^1$

素因数の和:65578

約数の個数: 16

約数和(自身を含む): 53071200

約数和(自身を除く): 25291144

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 65519, 131038, 262076, 524152, 3472507, 6945014, 13890028, 27780056]

約数ペア:

[(1, 27780056), (2, 13890028), (4, 6945014), (8, 3472507), (53, 524152), (106, 262076), (212, 131038), (424, 65519)]