87251013

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{4507}}^1$

素因数の和:4758

約数の個数: 20

約数和(自身を含む): 130912320

約数和(自身を除く): 43661307

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 4507, 6453, 13521, 19359, 40563, 121689, 365067, 1077173, 3231519, 9694557, 29083671, 87251013]

約数ペア:

[(1, 87251013), (3, 29083671), (9, 9694557), (27, 3231519), (81, 1077173), (239, 365067), (717, 121689), (2151, 40563), (4507, 19359), (6453, 13521)]