1289348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 2433312

約数和(自身を除く): 1143964

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 283, 566, 1132, 1139, 2278, 4556, 4811, 9622, 18961, 19244, 37922, 75844, 322337, 644674, 1289348]

約数ペア:

[(1, 1289348), (2, 644674), (4, 322337), (17, 75844), (34, 37922), (67, 19244), (68, 18961), (134, 9622), (268, 4811), (283, 4556), (566, 2278), (1132, 1139)]