27870255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{859}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 55810560

約数和(自身を除く): 27940305

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 103, 105, 309, 315, 515, 721, 859, 927, 1545, 2163, 2577, 3605, 4295, 4635, 6013, 6489, 7731, 10815, 12885, 18039, 30065, 32445, 38655, 54117, 88477, 90195, 265431, 270585, 442385, 619339, 796293, 1327155, 1858017, 3096695, 3981465, 5574051, 9290085, 27870255]

約数ペア:

[(1, 27870255), (3, 9290085), (5, 5574051), (7, 3981465), (9, 3096695), (15, 1858017), (21, 1327155), (35, 796293), (45, 619339), (63, 442385), (103, 270585), (105, 265431), (309, 90195), (315, 88477), (515, 54117), (721, 38655), (859, 32445), (927, 30065), (1545, 18039), (2163, 12885), (2577, 10815), (3605, 7731), (4295, 6489), (4635, 6013)]