12200305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 17061408

約数和(自身を除く): 4861103

約数列:

[1, 5, 13, 17, 61, 65, 85, 181, 221, 305, 793, 905, 1037, 1105, 2353, 3077, 3965, 5185, 11041, 11765, 13481, 15385, 40001, 55205, 67405, 143533, 187697, 200005, 717665, 938485, 2440061, 12200305]

約数ペア:

[(1, 12200305), (5, 2440061), (13, 938485), (17, 717665), (61, 200005), (65, 187697), (85, 143533), (181, 67405), (221, 55205), (305, 40001), (793, 15385), (905, 13481), (1037, 11765), (1105, 11041), (2353, 5185), (3077, 3965)]