81299028

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{63317}}^1$

素因数の和:63431

約数の個数: 24

約数和(自身を含む): 191473632

約数和(自身を除く): 110174604

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 63317, 126634, 189951, 253268, 379902, 759804, 6774919, 13549838, 20324757, 27099676, 40649514, 81299028]

約数ペア:

[(1, 81299028), (2, 40649514), (3, 27099676), (4, 20324757), (6, 13549838), (12, 6774919), (107, 759804), (214, 379902), (321, 253268), (428, 189951), (642, 126634), (1284, 63317)]