13255353

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 20476800

約数和(自身を除く): 7221447

約数列:

[1, 3, 9, 27, 53, 59, 157, 159, 177, 471, 477, 531, 1413, 1431, 1593, 3127, 4239, 8321, 9263, 9381, 24963, 27789, 28143, 74889, 83367, 84429, 224667, 250101, 490939, 1472817, 4418451, 13255353]

約数ペア:

[(1, 13255353), (3, 4418451), (9, 1472817), (27, 490939), (53, 250101), (59, 224667), (157, 84429), (159, 83367), (177, 74889), (471, 28143), (477, 27789), (531, 24963), (1413, 9381), (1431, 9263), (1593, 8321), (3127, 4239)]