27216371

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 36102528

約数和(自身を除く): 8886157

約数列:

[1, 7, 13, 17, 73, 91, 119, 221, 241, 511, 949, 1241, 1547, 1687, 3133, 4097, 6643, 8687, 16133, 17593, 21931, 28679, 53261, 112931, 123151, 228709, 299081, 372827, 1600963, 2093567, 3888053, 27216371]

約数ペア:

[(1, 27216371), (7, 3888053), (13, 2093567), (17, 1600963), (73, 372827), (91, 299081), (119, 228709), (221, 123151), (241, 112931), (511, 53261), (949, 28679), (1241, 21931), (1547, 17593), (1687, 16133), (3133, 8687), (4097, 6643)]