28107638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 48018432

約数和(自身を除く): 19910794

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 806, 811, 1118, 1333, 1622, 2666, 10543, 17329, 21086, 25141, 34658, 34873, 50282, 69746, 326833, 453349, 653666, 906698, 1081063, 2162126, 14053819, 28107638]

約数ペア:

[(1, 28107638), (2, 14053819), (13, 2162126), (26, 1081063), (31, 906698), (43, 653666), (62, 453349), (86, 326833), (403, 69746), (559, 50282), (806, 34873), (811, 34658), (1118, 25141), (1333, 21086), (1622, 17329), (2666, 10543)]