681242458463

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{463}}^1\times {\mathrm{547}}^1\times {\mathrm{1931}}^1$

素因数の和:3147

約数の個数: 32

約数和(自身を含む): 786005606400

約数和(自身を除く): 104763147937

約数列:

[1, 7, 199, 463, 547, 1393, 1931, 3241, 3829, 13517, 92137, 108853, 253261, 384269, 644959, 761971, 894053, 1056257, 1772827, 2689883, 6258371, 7393799, 50398939, 177916547, 210195143, 352792573, 489046991, 1245415829, 1471366001, 3423328937, 97320351209, 681242458463]

約数ペア:

[(1, 681242458463), (7, 97320351209), (199, 3423328937), (463, 1471366001), (547, 1245415829), (1393, 489046991), (1931, 352792573), (3241, 210195143), (3829, 177916547), (13517, 50398939), (92137, 7393799), (108853, 6258371), (253261, 2689883), (384269, 1772827), (644959, 1056257), (761971, 894053)]