27578397

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{431}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 46116864

約数和(自身を除く): 18538467

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 277, 431, 831, 1293, 1939, 3017, 3047, 4741, 5817, 9051, 9141, 14223, 21329, 33187, 63987, 99561, 119387, 358161, 835709, 1313257, 2507127, 3939771, 9192799, 27578397]

約数ペア:

[(1, 27578397), (3, 9192799), (7, 3939771), (11, 2507127), (21, 1313257), (33, 835709), (77, 358161), (231, 119387), (277, 99561), (431, 63987), (831, 33187), (1293, 21329), (1939, 14223), (3017, 9141), (3047, 9051), (4741, 5817)]