199971266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{293213}}^1$

素因数の和:293257

約数の個数: 16

約数和(自身を含む): 337782528

約数和(自身を除く): 137811262

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 293213, 586426, 3225343, 6450686, 9089603, 18179206, 99985633, 199971266]

約数ペア:

[(1, 199971266), (2, 99985633), (11, 18179206), (22, 9089603), (31, 6450686), (62, 3225343), (341, 586426), (682, 293213)]