81665142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28297}}^1$

素因数の和:28352

約数の個数: 32

約数和(自身を含む): 180654432

約数和(自身を除く): 98989290

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 28297, 56594, 84891, 169782, 367861, 735722, 1046989, 1103583, 2093978, 2207166, 3140967, 6281934, 13610857, 27221714, 40832571, 81665142]

約数ペア:

[(1, 81665142), (2, 40832571), (3, 27221714), (6, 13610857), (13, 6281934), (26, 3140967), (37, 2207166), (39, 2093978), (74, 1103583), (78, 1046989), (111, 735722), (222, 367861), (481, 169782), (962, 84891), (1443, 56594), (2886, 28297)]