81003447

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{55903}}^1$

素因数の和:55939

約数の個数: 24

約数和(自身を含む): 139536384

約数和(自身を除く): 58532937

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 55903, 167709, 391321, 503127, 1173963, 1285769, 3521889, 3857307, 9000383, 11571921, 27001149, 81003447]

約数ペア:

[(1, 81003447), (3, 27001149), (7, 11571921), (9, 9000383), (21, 3857307), (23, 3521889), (63, 1285769), (69, 1173963), (161, 503127), (207, 391321), (483, 167709), (1449, 55903)]