850005

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1453}}^1$

素因数の和:1477

約数の個数: 24

約数和(自身を含む): 1587768

約数和(自身を除く): 737763

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 1453, 4359, 7265, 13077, 18889, 21795, 56667, 65385, 94445, 170001, 283335, 850005]

約数ペア:

[(1, 850005), (3, 283335), (5, 170001), (9, 94445), (13, 65385), (15, 56667), (39, 21795), (45, 18889), (65, 13077), (117, 7265), (195, 4359), (585, 1453)]