81401748

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{63397}}^1$

素因数の和:63511

約数の個数: 24

約数和(自身を含む): 191715552

約数和(自身を除く): 110313804

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 63397, 126794, 190191, 253588, 380382, 760764, 6783479, 13566958, 20350437, 27133916, 40700874, 81401748]

約数ペア:

[(1, 81401748), (2, 40700874), (3, 27133916), (4, 20350437), (6, 13566958), (12, 6783479), (107, 760764), (214, 380382), (321, 253588), (428, 190191), (642, 126794), (1284, 63397)]