1280099938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{4751}}^1$

素因数の和:5050

約数の個数: 32

約数和(自身を含む): 2125170432

約数和(自身を除く): 845070494

約数列:

[1, 2, 13, 26, 43, 86, 241, 482, 559, 1118, 3133, 4751, 6266, 9502, 10363, 20726, 61763, 123526, 134719, 204293, 269438, 408586, 1144991, 2289982, 2655809, 5311618, 14884883, 29769766, 49234613, 98469226, 640049969, 1280099938]

約数ペア:

[(1, 1280099938), (2, 640049969), (13, 98469226), (26, 49234613), (43, 29769766), (86, 14884883), (241, 5311618), (482, 2655809), (559, 2289982), (1118, 1144991), (3133, 408586), (4751, 269438), (6266, 204293), (9502, 134719), (10363, 123526), (20726, 61763)]