30871906

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:790

約数の個数: 24

約数和(自身を含む): 50562900

約数和(自身を除く): 19690994

約数列:

[1, 2, 13, 26, 149, 169, 298, 338, 613, 1226, 1937, 3874, 7969, 15938, 25181, 50362, 91337, 103597, 182674, 207194, 1187381, 2374762, 15435953, 30871906]

約数ペア:

[(1, 30871906), (2, 15435953), (13, 2374762), (26, 1187381), (149, 207194), (169, 182674), (298, 103597), (338, 91337), (613, 50362), (1226, 25181), (1937, 15938), (3874, 7969)]