42640317

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{42683}}^1$

素因数の和:42729

約数の個数: 16

約数和(自身を含む): 64879680

約数和(自身を除く): 22239363

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 42683, 128049, 384147, 1152441, 1579271, 4737813, 14213439, 42640317]

約数ペア:

[(1, 42640317), (3, 14213439), (9, 4737813), (27, 1579271), (37, 1152441), (111, 384147), (333, 128049), (999, 42683)]