2149579005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{20472181}}^1$

素因数の和:20472196

約数の個数: 16

約数和(自身を含む): 3930658944

約数和(自身を除く): 1781079939

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 20472181, 61416543, 102360905, 143305267, 307082715, 429915801, 716526335, 2149579005]

約数ペア:

[(1, 2149579005), (3, 716526335), (5, 429915801), (7, 307082715), (15, 143305267), (21, 102360905), (35, 61416543), (105, 20472181)]