71983647

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{5197}}^1$

素因数の和:5234

約数の個数: 28

約数和(自身を含む): 113628280

約数和(自身を除く): 41644633

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 4617, 5197, 13851, 15591, 46773, 98743, 140319, 296229, 420957, 888687, 1262871, 2666061, 3788613, 7998183, 23994549, 71983647]

約数ペア:

[(1, 71983647), (3, 23994549), (9, 7998183), (19, 3788613), (27, 2666061), (57, 1262871), (81, 888687), (171, 420957), (243, 296229), (513, 140319), (729, 98743), (1539, 46773), (4617, 15591), (5197, 13851)]