77210253

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{3709}}^1$

素因数の和:3978

約数の個数: 20

約数和(自身を含む): 115818780

約数和(自身を除く): 38608527

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 3709, 6939, 11127, 20817, 33381, 100143, 300429, 953213, 2859639, 8578917, 25736751, 77210253]

約数ペア:

[(1, 77210253), (3, 25736751), (9, 8578917), (27, 2859639), (81, 953213), (257, 300429), (771, 100143), (2313, 33381), (3709, 20817), (6939, 11127)]