257901832

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{10477}}^1$

素因数の和:10681

約数の個数: 32

約数和(自身を含む): 514888920

約数和(自身を除く): 256987088

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 181, 362, 724, 1448, 3077, 6154, 10477, 12308, 20954, 24616, 41908, 83816, 178109, 356218, 712436, 1424872, 1896337, 3792674, 7585348, 15170696, 32237729, 64475458, 128950916, 257901832]

約数ペア:

[(1, 257901832), (2, 128950916), (4, 64475458), (8, 32237729), (17, 15170696), (34, 7585348), (68, 3792674), (136, 1896337), (181, 1424872), (362, 712436), (724, 356218), (1448, 178109), (3077, 83816), (6154, 41908), (10477, 24616), (12308, 20954)]