12540993

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1451}}^1$

素因数の和:1564

約数の個数: 16

約数和(自身を含む): 17377536

約数和(自身を除く): 4836543

約数列:

[1, 3, 43, 67, 129, 201, 1451, 2881, 4353, 8643, 62393, 97217, 187179, 291651, 4180331, 12540993]

約数ペア:

[(1, 12540993), (3, 4180331), (43, 291651), (67, 187179), (129, 97217), (201, 62393), (1451, 8643), (2881, 4353)]