15315309

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 23255232

約数和(自身を除く): 7939923

約数列:

[1, 3, 9, 23, 69, 207, 241, 307, 723, 921, 2169, 2763, 5543, 7061, 16629, 21183, 49887, 63549, 73987, 221961, 665883, 1701701, 5105103, 15315309]

約数ペア:

[(1, 15315309), (3, 5105103), (9, 1701701), (23, 665883), (69, 221961), (207, 73987), (241, 63549), (307, 49887), (723, 21183), (921, 16629), (2169, 7061), (2763, 5543)]