123200541

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 203161600

約数和(自身を除く): 79961059

約数列:

[1, 3, 9, 19, 27, 31, 57, 61, 93, 127, 171, 183, 279, 381, 513, 549, 589, 837, 1143, 1159, 1647, 1767, 1891, 2413, 3429, 3477, 3937, 5301, 5673, 7239, 7747, 10431, 11811, 15903, 17019, 21717, 23241, 31293, 35433, 35929, 51057, 65151, 69723, 74803, 106299, 107787, 147193, 209169, 224409, 240157, 323361, 441579, 673227, 720471, 970083, 1324737, 2019681, 2161413, 3974211, 4562983, 6484239, 13688949, 41066847, 123200541]

約数ペア:

[(1, 123200541), (3, 41066847), (9, 13688949), (19, 6484239), (27, 4562983), (31, 3974211), (57, 2161413), (61, 2019681), (93, 1324737), (127, 970083), (171, 720471), (183, 673227), (279, 441579), (381, 323361), (513, 240157), (549, 224409), (589, 209169), (837, 147193), (1143, 107787), (1159, 106299), (1647, 74803), (1767, 69723), (1891, 65151), (2413, 51057), (3429, 35929), (3477, 35433), (3937, 31293), (5301, 23241), (5673, 21717), (7239, 17019), (7747, 15903), (10431, 11811)]