12856890909

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{154043}}^1$

素因数の和:154736

約数の個数: 16

約数和(自身を含む): 17568410112

約数和(自身を除く): 4711519203

約数列:

[1, 3, 43, 129, 647, 1941, 27821, 83463, 154043, 462129, 6623849, 19871547, 99665821, 298997463, 4285630303, 12856890909]

約数ペア:

[(1, 12856890909), (3, 4285630303), (43, 298997463), (129, 99665821), (647, 19871547), (1941, 6623849), (27821, 462129), (83463, 154043)]