17857179

素因数分解:

$3^4\times {\mathrm{449}}^1\times {\mathrm{491}}^1$

素因数の和:952

約数の個数: 20

約数和(自身を含む): 26789400

約数和(自身を除く): 8932221

約数列:

[1, 3, 9, 27, 81, 449, 491, 1347, 1473, 4041, 4419, 12123, 13257, 36369, 39771, 220459, 661377, 1984131, 5952393, 17857179]

約数ペア:

[(1, 17857179), (3, 5952393), (9, 1984131), (27, 661377), (81, 220459), (449, 39771), (491, 36369), (1347, 13257), (1473, 12123), (4041, 4419)]