42506295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{217981}}^1$

素因数の和:218002

約数の個数: 16

約数和(自身を含む): 73241952

約数和(自身を除く): 30735657

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 217981, 653943, 1089905, 2833753, 3269715, 8501259, 14168765, 42506295]

約数ペア:

[(1, 42506295), (3, 14168765), (5, 8501259), (13, 3269715), (15, 2833753), (39, 1089905), (65, 653943), (195, 217981)]