400069551

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{4261}}^1$

素因数の和:4551

約数の個数: 32

約数和(自身を含む): 648096768

約数和(自身を除く): 248027217

約数列:

[1, 3, 7, 17, 21, 51, 119, 263, 357, 789, 1841, 4261, 4471, 5523, 12783, 13413, 29827, 31297, 72437, 89481, 93891, 217311, 507059, 1120643, 1521177, 3361929, 7844501, 19050931, 23533503, 57152793, 133356517, 400069551]

約数ペア:

[(1, 400069551), (3, 133356517), (7, 57152793), (17, 23533503), (21, 19050931), (51, 7844501), (119, 3361929), (263, 1521177), (357, 1120643), (789, 507059), (1841, 217311), (4261, 93891), (4471, 89481), (5523, 72437), (12783, 31297), (13413, 29827)]