4005903

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6389}}^1$

素因数の和:6422

約数の個数: 16

約数和(自身を含む): 6134400

約数和(自身を除く): 2128497

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 6389, 19167, 70279, 121391, 210837, 364173, 1335301, 4005903]

約数ペア:

[(1, 4005903), (3, 1335301), (11, 364173), (19, 210837), (33, 121391), (57, 70279), (209, 19167), (627, 6389)]