13420692009

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{1223}}^1\times {\mathrm{21391}}^1$

素因数の和:22642

約数の個数: 32

約数和(自身を含む): 20947046400

約数和(自身を除く): 7526354391

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 1223, 3669, 11007, 21391, 23237, 33021, 64173, 69711, 192519, 209133, 406429, 577557, 627399, 1219287, 3657861, 10973583, 26161193, 78483579, 235450737, 497062667, 706352211, 1491188001, 4473564003, 13420692009]

約数ペア:

[(1, 13420692009), (3, 4473564003), (9, 1491188001), (19, 706352211), (27, 497062667), (57, 235450737), (171, 78483579), (513, 26161193), (1223, 10973583), (3669, 3657861), (11007, 1219287), (21391, 627399), (23237, 577557), (33021, 406429), (64173, 209133), (69711, 192519)]