1897004879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1071149}}^1$

素因数の和:1071190

約数の個数: 16

約数和(自身を含む): 2467929600

約数和(自身を除く): 570924721

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 1071149, 7498043, 11782639, 24636427, 82478473, 172454989, 271000697, 1897004879]

約数ペア:

[(1, 1897004879), (7, 271000697), (11, 172454989), (23, 82478473), (77, 24636427), (161, 11782639), (253, 7498043), (1771, 1071149)]