13563891

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7211}}^1$

素因数の和:7247

約数の個数: 24

約数和(自身を含む): 22501440

約数和(自身を除く): 8937549

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 7211, 21633, 64899, 79321, 137009, 237963, 411027, 713889, 1233081, 1507099, 4521297, 13563891]

約数ペア:

[(1, 13563891), (3, 4521297), (9, 1507099), (11, 1233081), (19, 713889), (33, 411027), (57, 237963), (99, 137009), (171, 79321), (209, 64899), (627, 21633), (1881, 7211)]