81273978

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{122033}}^1$

素因数の和:122078

約数の個数: 24

約数和(自身を含む): 180854388

約数和(自身を除く): 99580410

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 122033, 244066, 366099, 732198, 1098297, 2196594, 4515221, 9030442, 13545663, 27091326, 40636989, 81273978]

約数ペア:

[(1, 81273978), (2, 40636989), (3, 27091326), (6, 13545663), (9, 9030442), (18, 4515221), (37, 2196594), (74, 1098297), (111, 732198), (222, 366099), (333, 244066), (666, 122033)]