78765513

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1\times {\mathrm{1297}}^1$

素因数の和:1984

約数の個数: 16

約数和(自身を含む): 108658176

約数和(自身を除く): 29892663

約数列:

[1, 3, 31, 93, 653, 1297, 1959, 3891, 20243, 40207, 60729, 120621, 846941, 2540823, 26255171, 78765513]

約数ペア:

[(1, 78765513), (3, 26255171), (31, 2540823), (93, 846941), (653, 120621), (1297, 60729), (1959, 40207), (3891, 20243)]