81876011

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 98058240

約数和(自身を除く): 16182229

約数列:

[1, 7, 49, 59, 127, 223, 413, 889, 1561, 2891, 6223, 7493, 10927, 13157, 28321, 52451, 92099, 198247, 367157, 644693, 1387729, 1670939, 11696573, 81876011]

約数ペア:

[(1, 81876011), (7, 11696573), (49, 1670939), (59, 1387729), (127, 644693), (223, 367157), (413, 198247), (889, 92099), (1561, 52451), (2891, 28321), (6223, 13157), (7493, 10927)]