42569451

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 63296064

約数和(自身を除く): 20726613

約数列:

[1, 3, 9, 47, 141, 157, 423, 471, 641, 1413, 1923, 5769, 7379, 22137, 30127, 66411, 90381, 100637, 271143, 301911, 905733, 4729939, 14189817, 42569451]

約数ペア:

[(1, 42569451), (3, 14189817), (9, 4729939), (47, 905733), (141, 301911), (157, 271143), (423, 100637), (471, 90381), (641, 66411), (1413, 30127), (1923, 22137), (5769, 7379)]