83789727

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{56197}}^1$

素因数の和:56278

約数の個数: 16

約数和(自身を含む): 129480192

約数和(自身を除く): 45690465

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 56197, 168591, 393379, 1180137, 3989987, 11969961, 27929909, 83789727]

約数ペア:

[(1, 83789727), (3, 27929909), (7, 11969961), (21, 3989987), (71, 1180137), (213, 393379), (497, 168591), (1491, 56197)]