78052977

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{15797}}^1$

素因数の和:15870

約数の個数: 20

約数和(自身を含む): 118516596

約数和(自身を除く): 40463619

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 15797, 47391, 142173, 426519, 963617, 1279557, 2890851, 8672553, 26017659, 78052977]

約数ペア:

[(1, 78052977), (3, 26017659), (9, 8672553), (27, 2890851), (61, 1279557), (81, 963617), (183, 426519), (549, 142173), (1647, 47391), (4941, 15797)]