780351

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:151

約数の個数: 32

約数和(自身を含む): 1306368

約数和(自身を除く): 526017

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 107, 143, 187, 221, 321, 429, 561, 663, 1177, 1391, 1819, 2431, 3531, 4173, 5457, 7293, 15301, 20009, 23647, 45903, 60027, 70941, 260117, 780351]

約数ペア:

[(1, 780351), (3, 260117), (11, 70941), (13, 60027), (17, 45903), (33, 23647), (39, 20009), (51, 15301), (107, 7293), (143, 5457), (187, 4173), (221, 3531), (321, 2431), (429, 1819), (561, 1391), (663, 1177)]