16617891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 25325568

約数和(自身を除く): 8707677

約数列:

[1, 3, 17, 23, 31, 51, 69, 93, 391, 457, 527, 713, 1173, 1371, 1581, 2139, 7769, 10511, 12121, 14167, 23307, 31533, 36363, 42501, 178687, 240839, 325841, 536061, 722517, 977523, 5539297, 16617891]

約数ペア:

[(1, 16617891), (3, 5539297), (17, 977523), (23, 722517), (31, 536061), (51, 325841), (69, 240839), (93, 178687), (391, 42501), (457, 36363), (527, 31533), (713, 23307), (1173, 14167), (1371, 12121), (1581, 10511), (2139, 7769)]