259731916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2339}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 509483520

約数和(自身を除く): 249751604

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 71, 92, 142, 284, 391, 782, 1207, 1564, 1633, 2339, 2414, 3266, 4678, 4828, 6532, 9356, 27761, 39763, 53797, 55522, 79526, 107594, 111044, 159052, 166069, 215188, 332138, 664276, 914549, 1829098, 2823173, 3658196, 3819587, 5646346, 7639174, 11292692, 15278348, 64932979, 129865958, 259731916]

約数ペア:

[(1, 259731916), (2, 129865958), (4, 64932979), (17, 15278348), (23, 11292692), (34, 7639174), (46, 5646346), (68, 3819587), (71, 3658196), (92, 2823173), (142, 1829098), (284, 914549), (391, 664276), (782, 332138), (1207, 215188), (1564, 166069), (1633, 159052), (2339, 111044), (2414, 107594), (3266, 79526), (4678, 55522), (4828, 53797), (6532, 39763), (9356, 27761)]