72540831

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 109483776

約数和(自身を除く): 36942945

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 491, 1221, 1331, 1473, 3993, 4477, 5401, 13431, 16203, 18167, 49247, 54501, 59411, 147741, 178233, 199837, 599511, 653521, 1960563, 2198207, 6594621, 24180277, 72540831]

約数ペア:

[(1, 72540831), (3, 24180277), (11, 6594621), (33, 2198207), (37, 1960563), (111, 653521), (121, 599511), (363, 199837), (407, 178233), (491, 147741), (1221, 59411), (1331, 54501), (1473, 49247), (3993, 18167), (4477, 16203), (5401, 13431)]