78751521

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{4283}}^1$

素因数の和:4522

約数の個数: 20

約数和(自身を含む): 118186992

約数和(自身を除く): 39435471

約数列:

[1, 3, 9, 27, 81, 227, 681, 2043, 4283, 6129, 12849, 18387, 38547, 115641, 346923, 972241, 2916723, 8750169, 26250507, 78751521]

約数ペア:

[(1, 78751521), (3, 26250507), (9, 8750169), (27, 2916723), (81, 972241), (227, 346923), (681, 115641), (2043, 38547), (4283, 18387), (6129, 12849)]