13255803

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 21009456

約数和(自身を除く): 7753653

約数列:

[1, 3, 9, 11, 33, 99, 257, 521, 771, 1563, 2313, 2827, 4689, 5731, 8481, 17193, 25443, 51579, 133897, 401691, 1205073, 1472867, 4418601, 13255803]

約数ペア:

[(1, 13255803), (3, 4418601), (9, 1472867), (11, 1205073), (33, 401691), (99, 133897), (257, 51579), (521, 25443), (771, 17193), (1563, 8481), (2313, 5731), (2827, 4689)]