81277974

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{122039}}^1$

素因数の和:122084

約数の個数: 24

約数和(自身を含む): 180863280

約数和(自身を除く): 99585306

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 122039, 244078, 366117, 732234, 1098351, 2196702, 4515443, 9030886, 13546329, 27092658, 40638987, 81277974]

約数ペア:

[(1, 81277974), (2, 40638987), (3, 27092658), (6, 13546329), (9, 9030886), (18, 4515443), (37, 2196702), (74, 1098351), (111, 732234), (222, 366117), (333, 244078), (666, 122039)]