678702921663

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1847}}^1\times {\mathrm{409657}}^1$

素因数の和:411543

約数の個数: 32

約数和(自身を含む): 1017472490496

約数和(自身を除く): 338769568833

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 1847, 5541, 24011, 42481, 72033, 127443, 409657, 552253, 1228971, 1656759, 5325541, 9422111, 15976623, 28266333, 122487443, 367462329, 756636479, 2269909437, 9836274227, 17402639017, 29508822681, 52207917051, 226234307221, 678702921663]

約数ペア:

[(1, 678702921663), (3, 226234307221), (13, 52207917051), (23, 29508822681), (39, 17402639017), (69, 9836274227), (299, 2269909437), (897, 756636479), (1847, 367462329), (5541, 122487443), (24011, 28266333), (42481, 15976623), (72033, 9422111), (127443, 5325541), (409657, 1656759), (552253, 1228971)]