71795565

素因数分解:

$3^6\times 5^1\times {\mathrm{19697}}^1$

素因数の和:19720

約数の個数: 28

約数和(自身を含む): 129179484

約数和(自身を除く): 57383919

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 19697, 59091, 98485, 177273, 295455, 531819, 886365, 1595457, 2659095, 4786371, 7977285, 14359113, 23931855, 71795565]

約数ペア:

[(1, 71795565), (3, 23931855), (5, 14359113), (9, 7977285), (15, 4786371), (27, 2659095), (45, 1595457), (81, 886365), (135, 531819), (243, 295455), (405, 177273), (729, 98485), (1215, 59091), (3645, 19697)]