245996894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 450793728

約数和(自身を除く): 204796834

約数列:

[1, 2, 11, 13, 22, 26, 43, 83, 86, 143, 166, 241, 286, 473, 482, 559, 913, 946, 1079, 1118, 1826, 2158, 2651, 3133, 3569, 5302, 6149, 6266, 7138, 10363, 11869, 12298, 20003, 20726, 23738, 34463, 39259, 40006, 46397, 68926, 78518, 92794, 113993, 134719, 220033, 227986, 260039, 269438, 440066, 510367, 520078, 860129, 1020734, 1481909, 1720258, 2860429, 2963818, 5720858, 9461419, 11181677, 18922838, 22363354, 122998447, 245996894]

約数ペア:

[(1, 245996894), (2, 122998447), (11, 22363354), (13, 18922838), (22, 11181677), (26, 9461419), (43, 5720858), (83, 2963818), (86, 2860429), (143, 1720258), (166, 1481909), (241, 1020734), (286, 860129), (473, 520078), (482, 510367), (559, 440066), (913, 269438), (946, 260039), (1079, 227986), (1118, 220033), (1826, 134719), (2158, 113993), (2651, 92794), (3133, 78518), (3569, 68926), (5302, 46397), (6149, 40006), (6266, 39259), (7138, 34463), (10363, 23738), (11869, 20726), (12298, 20003)]