1287059680172

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{3853}}^1\times {\mathrm{18439}}^1$

素因数の和:22950

約数の個数: 48

約数和(自身を含む): 2578906874880

約数和(自身を除く): 1291847194708

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 3853, 4529, 7706, 9058, 15412, 18116, 18439, 26971, 36878, 53942, 73756, 107884, 129073, 258146, 516292, 2492891, 4985782, 9971564, 11930033, 17450237, 23860066, 34900474, 47720132, 69800948, 71045467, 83510231, 142090934, 167020462, 284181868, 334040924, 497318269, 994636538, 1989273076, 45966417149, 91932834298, 183865668596, 321764920043, 643529840086, 1287059680172]

約数ペア:

[(1, 1287059680172), (2, 643529840086), (4, 321764920043), (7, 183865668596), (14, 91932834298), (28, 45966417149), (647, 1989273076), (1294, 994636538), (2588, 497318269), (3853, 334040924), (4529, 284181868), (7706, 167020462), (9058, 142090934), (15412, 83510231), (18116, 71045467), (18439, 69800948), (26971, 47720132), (36878, 34900474), (53942, 23860066), (73756, 17450237), (107884, 11930033), (129073, 9971564), (258146, 4985782), (516292, 2492891)]