149747143

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 192389120

約数和(自身を除く): 42641977

約数列:

[1, 7, 13, 31, 91, 109, 217, 403, 487, 763, 1417, 2821, 3379, 3409, 6331, 9919, 15097, 23653, 43927, 44317, 53083, 105679, 196261, 307489, 371581, 690079, 1373827, 1645573, 4830553, 11519011, 21392449, 149747143]

約数ペア:

[(1, 149747143), (7, 21392449), (13, 11519011), (31, 4830553), (91, 1645573), (109, 1373827), (217, 690079), (403, 371581), (487, 307489), (763, 196261), (1417, 105679), (2821, 53083), (3379, 44317), (3409, 43927), (6331, 23653), (9919, 15097)]