28681639

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:954

約数の個数: 16

約数和(自身を含む): 33784128

約数和(自身を除く): 5102489

約数列:

[1, 7, 53, 97, 371, 679, 797, 5141, 5579, 35987, 42241, 77309, 295687, 541163, 4097377, 28681639]

約数ペア:

[(1, 28681639), (7, 4097377), (53, 541163), (97, 295687), (371, 77309), (679, 42241), (797, 35987), (5141, 5579)]