81541718

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{8377}}^1$

素因数の和:8567

約数の個数: 16

約数和(自身を含む): 127077504

約数和(自身を除く): 45535786

約数列:

[1, 2, 31, 62, 157, 314, 4867, 8377, 9734, 16754, 259687, 519374, 1315189, 2630378, 40770859, 81541718]

約数ペア:

[(1, 81541718), (2, 40770859), (31, 2630378), (62, 1315189), (157, 519374), (314, 259687), (4867, 16754), (8377, 9734)]