28364013

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{1453}}^1$

素因数の和:1706

約数の個数: 20

約数和(自身を含む): 42576028

約数和(自身を除く): 14212015

約数列:

[1, 3, 9, 27, 81, 241, 723, 1453, 2169, 4359, 6507, 13077, 19521, 39231, 117693, 350173, 1050519, 3151557, 9454671, 28364013]

約数ペア:

[(1, 28364013), (3, 9454671), (9, 3151557), (27, 1050519), (81, 350173), (241, 117693), (723, 39231), (1453, 19521), (2169, 13077), (4359, 6507)]