81176418

素因数分解:

$2^1\times 3^4\times {\mathrm{501089}}^1$

素因数の和:501103

約数の個数: 20

約数和(自身を含む): 181895670

約数和(自身を除く): 100719252

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 501089, 1002178, 1503267, 3006534, 4509801, 9019602, 13529403, 27058806, 40588209, 81176418]

約数ペア:

[(1, 81176418), (2, 40588209), (3, 27058806), (6, 13529403), (9, 9019602), (18, 4509801), (27, 3006534), (54, 1503267), (81, 1002178), (162, 501089)]