23281587

素因数分解:

$3^5\times 7^1\times {\mathrm{13687}}^1$

素因数の和:13709

約数の個数: 24

約数和(自身を含む): 39859456

約数和(自身を除く): 16577869

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 13687, 41061, 95809, 123183, 287427, 369549, 862281, 1108647, 2586843, 3325941, 7760529, 23281587]

約数ペア:

[(1, 23281587), (3, 7760529), (7, 3325941), (9, 2586843), (21, 1108647), (27, 862281), (63, 369549), (81, 287427), (189, 123183), (243, 95809), (567, 41061), (1701, 13687)]