193884921

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{64693}}^1$

素因数の和:64742

約数の個数: 20

約数和(自身を含む): 297463012

約数和(自身を除く): 103578091

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 64693, 194079, 582237, 1746711, 2393641, 5240133, 7180923, 21542769, 64628307, 193884921]

約数ペア:

[(1, 193884921), (3, 64628307), (9, 21542769), (27, 7180923), (37, 5240133), (81, 2393641), (111, 1746711), (333, 582237), (999, 194079), (2997, 64693)]