42421887

素因数分解:

$3^4\times {\mathrm{439}}^1\times {\mathrm{1193}}^1$

素因数の和:1644

約数の個数: 20

約数和(自身を含む): 63568560

約数和(自身を除く): 21146673

約数列:

[1, 3, 9, 27, 81, 439, 1193, 1317, 3579, 3951, 10737, 11853, 32211, 35559, 96633, 523727, 1571181, 4713543, 14140629, 42421887]

約数ペア:

[(1, 42421887), (3, 14140629), (9, 4713543), (27, 1571181), (81, 523727), (439, 96633), (1193, 35559), (1317, 32211), (3579, 11853), (3951, 10737)]