1267937279

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{20327}}^1$

素因数の和:20427

約数の個数: 24

約数和(自身を含む): 1575826560

約数和(自身を除く): 307889281

約数列:

[1, 7, 19, 49, 67, 133, 469, 931, 1273, 3283, 8911, 20327, 62377, 142289, 386213, 996023, 1361909, 2703491, 9533363, 18924437, 25876271, 66733541, 181133897, 1267937279]

約数ペア:

[(1, 1267937279), (7, 181133897), (19, 66733541), (49, 25876271), (67, 18924437), (133, 9533363), (469, 2703491), (931, 1361909), (1273, 996023), (3283, 386213), (8911, 142289), (20327, 62377)]