64947501

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 102859680

約数和(自身を除く): 37912179

約数列:

[1, 3, 9, 27, 29, 43, 81, 87, 129, 261, 387, 643, 783, 1161, 1247, 1929, 2349, 3483, 3741, 5787, 11223, 17361, 18647, 27649, 33669, 52083, 55941, 82947, 101007, 167823, 248841, 503469, 746523, 801821, 1510407, 2239569, 2405463, 7216389, 21649167, 64947501]

約数ペア:

[(1, 64947501), (3, 21649167), (9, 7216389), (27, 2405463), (29, 2239569), (43, 1510407), (81, 801821), (87, 746523), (129, 503469), (261, 248841), (387, 167823), (643, 101007), (783, 82947), (1161, 55941), (1247, 52083), (1929, 33669), (2349, 27649), (3483, 18647), (3741, 17361), (5787, 11223)]