68223909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{7639}}^1$

素因数の和:7884

約数の個数: 16

約数和(自身を含む): 98403200

約数和(自身を除く): 30179291

約数列:

[1, 3, 13, 39, 229, 687, 2977, 7639, 8931, 22917, 99307, 297921, 1749331, 5247993, 22741303, 68223909]

約数ペア:

[(1, 68223909), (3, 22741303), (13, 5247993), (39, 1749331), (229, 297921), (687, 99307), (2977, 22917), (7639, 8931)]