533940407

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 735475104

約数和(自身を除く): 201534697

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 181, 421, 539, 637, 1001, 1267, 1991, 2353, 2947, 4631, 5473, 7007, 8869, 13937, 16471, 20629, 25883, 32417, 38311, 60203, 76201, 97559, 115297, 181181, 226919, 268177, 421421, 533407, 838211, 990613, 1268267, 2949947, 3733849, 5867477, 6934291, 10896743, 41072339, 48540037, 76277201, 533940407]

約数ペア:

[(1, 533940407), (7, 76277201), (11, 48540037), (13, 41072339), (49, 10896743), (77, 6934291), (91, 5867477), (143, 3733849), (181, 2949947), (421, 1268267), (539, 990613), (637, 838211), (1001, 533407), (1267, 421421), (1991, 268177), (2353, 226919), (2947, 181181), (4631, 115297), (5473, 97559), (7007, 76201), (8869, 60203), (13937, 38311), (16471, 32417), (20629, 25883)]