78821937

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{153649}}^1$

素因数の和:153677

約数の個数: 16

約数和(自身を含む): 122920000

約数和(自身を除く): 44098063

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 153649, 460947, 1382841, 2919331, 4148523, 8757993, 26273979, 78821937]

約数ペア:

[(1, 78821937), (3, 26273979), (9, 8757993), (19, 4148523), (27, 2919331), (57, 1382841), (171, 460947), (513, 153649)]