38957391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 65520000

約数和(自身を除く): 26562609

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 139, 149, 171, 209, 417, 447, 627, 1251, 1341, 1529, 1639, 1881, 2641, 2831, 4587, 4917, 7923, 8493, 13761, 14751, 20711, 23769, 25479, 29051, 31141, 62133, 87153, 93423, 186399, 227821, 261459, 280269, 393509, 683463, 1180527, 2050389, 3541581, 4328599, 12985797, 38957391]

約数ペア:

[(1, 38957391), (3, 12985797), (9, 4328599), (11, 3541581), (19, 2050389), (33, 1180527), (57, 683463), (99, 393509), (139, 280269), (149, 261459), (171, 227821), (209, 186399), (417, 93423), (447, 87153), (627, 62133), (1251, 31141), (1341, 29051), (1529, 25479), (1639, 23769), (1881, 20711), (2641, 14751), (2831, 13761), (4587, 8493), (4917, 7923)]