68487417

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{19973}}^1$

素因数の和:20109

約数の個数: 16

約数和(自身を含む): 102266880

約数和(自身を除く): 33779463

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 19973, 59919, 179757, 539271, 2536571, 7609713, 22829139, 68487417]

約数ペア:

[(1, 68487417), (3, 22829139), (9, 7609713), (27, 2536571), (127, 539271), (381, 179757), (1143, 59919), (3429, 19973)]