278614414

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{4271}}^1$

素因数の和:4492

約数の個数: 24

約数和(自身を含む): 454993632

約数和(自身を除く): 176379218

約数列:

[1, 2, 13, 26, 169, 193, 338, 386, 2509, 4271, 5018, 8542, 32617, 55523, 65234, 111046, 721799, 824303, 1443598, 1648606, 10715939, 21431878, 139307207, 278614414]

約数ペア:

[(1, 278614414), (2, 139307207), (13, 21431878), (26, 10715939), (169, 1648606), (193, 1443598), (338, 824303), (386, 721799), (2509, 111046), (4271, 65234), (5018, 55523), (8542, 32617)]