13056021

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:678

約数の個数: 36

約数和(自身を含む): 21854560

約数和(自身を除く): 8798539

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 631, 1089, 1881, 1893, 2299, 5679, 6897, 6941, 11989, 20691, 20823, 35967, 62469, 76351, 107901, 131879, 229053, 395637, 687159, 1186911, 1450669, 4352007, 13056021]

約数ペア:

[(1, 13056021), (3, 4352007), (9, 1450669), (11, 1186911), (19, 687159), (33, 395637), (57, 229053), (99, 131879), (121, 107901), (171, 76351), (209, 62469), (363, 35967), (627, 20823), (631, 20691), (1089, 11989), (1881, 6941), (1893, 6897), (2299, 5679)]