189909735

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{7753}}^1$

素因数の和:7855

約数の個数: 32

約数和(自身を含む): 321573888

約数和(自身を除く): 131664153

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 4899, 7753, 8165, 23259, 24495, 38765, 116295, 178319, 534957, 550463, 891595, 1651389, 2674785, 2752315, 8256945, 12660649, 37981947, 63303245, 189909735]

約数ペア:

[(1, 189909735), (3, 63303245), (5, 37981947), (15, 12660649), (23, 8256945), (69, 2752315), (71, 2674785), (115, 1651389), (213, 891595), (345, 550463), (355, 534957), (1065, 178319), (1633, 116295), (4899, 38765), (7753, 24495), (8165, 23259)]