42891903

素因数分解:

$3^3\times {\mathrm{509}}^1\times {\mathrm{3121}}^1$

素因数の和:3639

約数の個数: 16

約数和(自身を含む): 63688800

約数和(自身を除く): 20796897

約数列:

[1, 3, 9, 27, 509, 1527, 3121, 4581, 9363, 13743, 28089, 84267, 1588589, 4765767, 14297301, 42891903]

約数ペア:

[(1, 42891903), (3, 14297301), (9, 4765767), (27, 1588589), (509, 84267), (1527, 28089), (3121, 13743), (4581, 9363)]