215536707

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{85837}}^1$

素因数の和:85880

約数の個数: 20

約数和(自身を含む): 332364736

約数和(自身を除く): 116828029

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 85837, 257511, 772533, 2317599, 2660947, 6952797, 7982841, 23948523, 71845569, 215536707]

約数ペア:

[(1, 215536707), (3, 71845569), (9, 23948523), (27, 7982841), (31, 6952797), (81, 2660947), (93, 2317599), (279, 772533), (837, 257511), (2511, 85837)]