2015180909

素因数分解:

$7^4\times {\mathrm{67}}^1\times {\mathrm{12527}}^1$

素因数の和:12622

約数の個数: 20

約数和(自身を含む): 2386183104

約数和(自身を除く): 371002195

約数列:

[1, 7, 49, 67, 343, 469, 2401, 3283, 12527, 22981, 87689, 160867, 613823, 839309, 4296761, 5875163, 30077327, 41126141, 287882987, 2015180909]

約数ペア:

[(1, 2015180909), (7, 287882987), (49, 41126141), (67, 30077327), (343, 5875163), (469, 4296761), (2401, 839309), (3283, 613823), (12527, 160867), (22981, 87689)]