2019315260039

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{352007}}^1$

素因数の和:352428

約数の個数: 48

約数和(自身を含む): 2658139130880

約数和(自身を除く): 638823870841

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 367, 539, 1421, 2233, 2569, 4037, 10643, 15631, 17983, 28259, 74501, 117073, 197813, 352007, 521507, 819511, 2464049, 3872077, 5736577, 10208203, 17248343, 27104539, 71457421, 112290233, 129186569, 189731773, 500201947, 786031631, 904305983, 1421052259, 3746410501, 5502221417, 6330141881, 9947365813, 26224873507, 41210515511, 69631560691, 183574114549, 288473608577, 2019315260039]

約数ペア:

[(1, 2019315260039), (7, 288473608577), (11, 183574114549), (29, 69631560691), (49, 41210515511), (77, 26224873507), (203, 9947365813), (319, 6330141881), (367, 5502221417), (539, 3746410501), (1421, 1421052259), (2233, 904305983), (2569, 786031631), (4037, 500201947), (10643, 189731773), (15631, 129186569), (17983, 112290233), (28259, 71457421), (74501, 27104539), (117073, 17248343), (197813, 10208203), (352007, 5736577), (521507, 3872077), (819511, 2464049)]