28253228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4177}}^1$

素因数の和:4289

約数の個数: 24

約数和(自身を含む): 52642800

約数和(自身を除く): 24389572

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 4177, 6764, 8354, 16708, 79363, 158726, 317452, 371753, 743506, 1487012, 7063307, 14126614, 28253228]

約数ペア:

[(1, 28253228), (2, 14126614), (4, 7063307), (19, 1487012), (38, 743506), (76, 371753), (89, 317452), (178, 158726), (356, 79363), (1691, 16708), (3382, 8354), (4177, 6764)]