648208029

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{10973}}^1$

素因数の和:11109

約数の個数: 32

約数和(自身を含む): 1032433920

約数和(自身を除く): 384225891

約数列:

[1, 3, 7, 21, 29, 87, 97, 203, 291, 609, 679, 2037, 2813, 8439, 10973, 19691, 32919, 59073, 76811, 230433, 318217, 954651, 1064381, 2227519, 3193143, 6682557, 7450667, 22352001, 30867049, 92601147, 216069343, 648208029]

約数ペア:

[(1, 648208029), (3, 216069343), (7, 92601147), (21, 30867049), (29, 22352001), (87, 7450667), (97, 6682557), (203, 3193143), (291, 2227519), (609, 1064381), (679, 954651), (2037, 318217), (2813, 230433), (8439, 76811), (10973, 59073), (19691, 32919)]