1290217838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8677}}^1$

素因数の和:8761

約数の個数: 64

約数和(自身を含む): 2565911040

約数和(自身を除く): 1275693202

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 43, 86, 91, 133, 182, 247, 266, 301, 494, 559, 602, 817, 1118, 1634, 1729, 3458, 3913, 5719, 7826, 8677, 10621, 11438, 17354, 21242, 60739, 74347, 112801, 121478, 148694, 164863, 225602, 329726, 373111, 746222, 789607, 1154041, 1579214, 2143219, 2308082, 2611777, 4286438, 4850443, 5223554, 7089109, 9700886, 14178218, 15002533, 30005066, 33953101, 49623763, 67906202, 92158417, 99247526, 184316834, 645108919, 1290217838]

約数ペア:

[(1, 1290217838), (2, 645108919), (7, 184316834), (13, 99247526), (14, 92158417), (19, 67906202), (26, 49623763), (38, 33953101), (43, 30005066), (86, 15002533), (91, 14178218), (133, 9700886), (182, 7089109), (247, 5223554), (266, 4850443), (301, 4286438), (494, 2611777), (559, 2308082), (602, 2143219), (817, 1579214), (1118, 1154041), (1634, 789607), (1729, 746222), (3458, 373111), (3913, 329726), (5719, 225602), (7826, 164863), (8677, 148694), (10621, 121478), (11438, 112801), (17354, 74347), (21242, 60739)]