13215279

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3011}}^1$

素因数の和:3051

約数の個数: 32

約数和(自身を含む): 23132160

約数和(自身を除く): 9916881

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 3011, 4389, 9033, 21077, 33121, 57209, 63231, 99363, 171627, 231847, 400463, 629299, 695541, 1201389, 1887897, 4405093, 13215279]

約数ペア:

[(1, 13215279), (3, 4405093), (7, 1887897), (11, 1201389), (19, 695541), (21, 629299), (33, 400463), (57, 231847), (77, 171627), (133, 99363), (209, 63231), (231, 57209), (399, 33121), (627, 21077), (1463, 9033), (3011, 4389)]