2541279742981

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{1277}}^1\times {\mathrm{1381}}^1\times {\mathrm{1481}}^1$

素因数の和:4285

約数の個数: 32

約数和(自身を含む): 2931602768640

約数和(自身を除く): 390323025659

約数列:

[1, 7, 139, 973, 1277, 1381, 1481, 8939, 9667, 10367, 177503, 191959, 205859, 1242521, 1343713, 1441013, 1763537, 1891237, 2045261, 12344759, 13238659, 14316827, 245131643, 262881943, 284291279, 1715921501, 1840173601, 1990038953, 2611798297, 18282588079, 363039963283, 2541279742981]

約数ペア:

[(1, 2541279742981), (7, 363039963283), (139, 18282588079), (973, 2611798297), (1277, 1990038953), (1381, 1840173601), (1481, 1715921501), (8939, 284291279), (9667, 262881943), (10367, 245131643), (177503, 14316827), (191959, 13238659), (205859, 12344759), (1242521, 2045261), (1343713, 1891237), (1441013, 1763537)]