20120310009

素因数分解:

$3^4\times {\mathrm{1487}}^1\times {\mathrm{167047}}^1$

素因数の和:168546

約数の個数: 20

約数和(自身を含む): 30076658304

約数和(自身を除く): 9956348295

約数列:

[1, 3, 9, 27, 81, 1487, 4461, 13383, 40149, 120447, 167047, 501141, 1503423, 4510269, 13530807, 248398889, 745196667, 2235590001, 6706770003, 20120310009]

約数ペア:

[(1, 20120310009), (3, 6706770003), (9, 2235590001), (27, 745196667), (81, 248398889), (1487, 13530807), (4461, 4510269), (13383, 1503423), (40149, 501141), (120447, 167047)]