42108579

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{27361}}^1$

素因数の和:27392

約数の個数: 20

約数和(自身を含む): 66216040

約数和(自身を除く): 24107461

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 27361, 82083, 246249, 519859, 738747, 1559577, 2216241, 4678731, 14036193, 42108579]

約数ペア:

[(1, 42108579), (3, 14036193), (9, 4678731), (19, 2216241), (27, 1559577), (57, 738747), (81, 519859), (171, 246249), (513, 82083), (1539, 27361)]