123175390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{1451}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 239301216

約数和(自身を除く): 116125826

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 653, 1306, 1451, 2902, 3265, 6530, 7255, 8489, 14510, 16978, 18863, 37726, 42445, 84890, 94315, 188630, 947503, 1895006, 4737515, 9475030, 12317539, 24635078, 61587695, 123175390]

約数ペア:

[(1, 123175390), (2, 61587695), (5, 24635078), (10, 12317539), (13, 9475030), (26, 4737515), (65, 1895006), (130, 947503), (653, 188630), (1306, 94315), (1451, 84890), (2902, 42445), (3265, 37726), (6530, 18863), (7255, 16978), (8489, 14510)]