80780814

素因数分解:

$2^1\times 3^4\times {\mathrm{498647}}^1$

素因数の和:498661

約数の個数: 20

約数和(自身を含む): 181009224

約数和(自身を除く): 100228410

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 498647, 997294, 1495941, 2991882, 4487823, 8975646, 13463469, 26926938, 40390407, 80780814]

約数ペア:

[(1, 80780814), (2, 40390407), (3, 26926938), (6, 13463469), (9, 8975646), (18, 4487823), (27, 2991882), (54, 1495941), (81, 997294), (162, 498647)]