81367468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9719}}^1$

素因数の和:9766

約数の個数: 48

約数和(自身を含む): 182891520

約数和(自身を除く): 101524052

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 4186, 8372, 9719, 19438, 38876, 68033, 126347, 136066, 223537, 252694, 272132, 447074, 505388, 884429, 894148, 1564759, 1768858, 2905981, 3129518, 3537716, 5811962, 6259036, 11623924, 20341867, 40683734, 81367468]

約数ペア:

[(1, 81367468), (2, 40683734), (4, 20341867), (7, 11623924), (13, 6259036), (14, 5811962), (23, 3537716), (26, 3129518), (28, 2905981), (46, 1768858), (52, 1564759), (91, 894148), (92, 884429), (161, 505388), (182, 447074), (299, 272132), (322, 252694), (364, 223537), (598, 136066), (644, 126347), (1196, 68033), (2093, 38876), (4186, 19438), (8372, 9719)]