556240321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1\times {\mathrm{3067}}^1$

素因数の和:5080

約数の個数: 16

約数和(自身を含む): 685170304

約数和(自身を除く): 128929983

約数列:

[1, 7, 13, 91, 1993, 3067, 13951, 21469, 25909, 39871, 181363, 279097, 6112531, 42787717, 79462903, 556240321]

約数ペア:

[(1, 556240321), (7, 79462903), (13, 42787717), (91, 6112531), (1993, 279097), (3067, 181363), (13951, 39871), (21469, 25909)]