12985797

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 20160000

約数和(自身を除く): 7174203

約数列:

[1, 3, 11, 19, 33, 57, 139, 149, 209, 417, 447, 627, 1529, 1639, 2641, 2831, 4587, 4917, 7923, 8493, 20711, 29051, 31141, 62133, 87153, 93423, 227821, 393509, 683463, 1180527, 4328599, 12985797]

約数ペア:

[(1, 12985797), (3, 4328599), (11, 1180527), (19, 683463), (33, 393509), (57, 227821), (139, 93423), (149, 87153), (209, 62133), (417, 31141), (447, 29051), (627, 20711), (1529, 8493), (1639, 7923), (2641, 4917), (2831, 4587)]