28187279

素因数分解:

${\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 30528000

約数和(自身を除く): 2340721

約数列:

[1, 19, 79, 89, 211, 1501, 1691, 4009, 7031, 16669, 18779, 133589, 316711, 356801, 1483541, 28187279]

約数ペア:

[(1, 28187279), (19, 1483541), (79, 356801), (89, 316711), (211, 133589), (1501, 18779), (1691, 16669), (4009, 7031)]