68240274487

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1\times {\mathrm{2447}}^1$

素因数の和:4172

約数の個数: 48

約数和(自身を含む): 89481646080

約数和(自身を除く): 21241371593

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 1519, 1669, 2387, 2447, 11683, 16709, 17129, 18359, 26917, 51739, 75857, 81781, 119903, 128513, 188419, 362173, 530999, 569129, 834427, 899591, 1318933, 2535211, 3716993, 3983903, 4084043, 5840989, 27887321, 28588301, 40886923, 44924473, 126605333, 200118107, 314471311, 886237331, 1392658663, 2201299177, 6203661317, 9748610641, 68240274487]

約数ペア:

[(1, 68240274487), (7, 9748610641), (11, 6203661317), (31, 2201299177), (49, 1392658663), (77, 886237331), (217, 314471311), (341, 200118107), (539, 126605333), (1519, 44924473), (1669, 40886923), (2387, 28588301), (2447, 27887321), (11683, 5840989), (16709, 4084043), (17129, 3983903), (18359, 3716993), (26917, 2535211), (51739, 1318933), (75857, 899591), (81781, 834427), (119903, 569129), (128513, 530999), (188419, 362173)]