279957218

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{34469}}^1$

素因数の和:34633

約数の個数: 16

約数和(自身を含む): 436803840

約数和(自身を除く): 156846622

約数列:

[1, 2, 31, 62, 131, 262, 4061, 8122, 34469, 68938, 1068539, 2137078, 4515439, 9030878, 139978609, 279957218]

約数ペア:

[(1, 279957218), (2, 139978609), (31, 9030878), (62, 4515439), (131, 2137078), (262, 1068539), (4061, 68938), (8122, 34469)]