15668085139

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1987}}^1$

素因数の和:2144

約数の個数: 64

約数和(自身を含む): 20556619776

約数和(自身を除く): 4888534637

約数列:

[1, 7, 17, 23, 43, 67, 119, 161, 301, 391, 469, 731, 989, 1139, 1541, 1987, 2737, 2881, 5117, 6923, 7973, 10787, 13909, 16813, 20167, 26197, 33779, 45701, 48977, 66263, 85441, 117691, 133129, 183379, 236453, 319907, 342839, 463841, 598087, 776917, 931903, 1126471, 1452497, 1965143, 2263193, 3061967, 5438419, 5724547, 7885297, 10167479, 13756001, 15842351, 21433769, 33407431, 40071829, 52053439, 97317299, 131664581, 233852017, 364374073, 681221093, 921652067, 2238297877, 15668085139]

約数ペア:

[(1, 15668085139), (7, 2238297877), (17, 921652067), (23, 681221093), (43, 364374073), (67, 233852017), (119, 131664581), (161, 97317299), (301, 52053439), (391, 40071829), (469, 33407431), (731, 21433769), (989, 15842351), (1139, 13756001), (1541, 10167479), (1987, 7885297), (2737, 5724547), (2881, 5438419), (5117, 3061967), (6923, 2263193), (7973, 1965143), (10787, 1452497), (13909, 1126471), (16813, 931903), (20167, 776917), (26197, 598087), (33779, 463841), (45701, 342839), (48977, 319907), (66263, 236453), (85441, 183379), (117691, 133129)]