27321705

素因数分解:

$3^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 22473495

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 113, 135, 199, 243, 339, 405, 565, 597, 995, 1017, 1215, 1695, 1791, 2985, 3051, 5085, 5373, 8955, 9153, 15255, 16119, 22487, 26865, 27459, 45765, 48357, 67461, 80595, 112435, 137295, 202383, 241785, 337305, 607149, 1011915, 1821447, 3035745, 5464341, 9107235, 27321705]

約数ペア:

[(1, 27321705), (3, 9107235), (5, 5464341), (9, 3035745), (15, 1821447), (27, 1011915), (45, 607149), (81, 337305), (113, 241785), (135, 202383), (199, 137295), (243, 112435), (339, 80595), (405, 67461), (565, 48357), (597, 45765), (995, 27459), (1017, 26865), (1215, 22487), (1695, 16119), (1791, 15255), (2985, 9153), (3051, 8955), (5085, 5373)]