28528388

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{2467}}^1$

素因数の和:2544

約数の個数: 36

約数和(自身を含む): 59083920

約数和(自身を除く): 30555532

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 413, 826, 1652, 2467, 2891, 4934, 5782, 9868, 11564, 17269, 34538, 69076, 120883, 145553, 241766, 291106, 483532, 582212, 1018871, 2037742, 4075484, 7132097, 14264194, 28528388]

約数ペア:

[(1, 28528388), (2, 14264194), (4, 7132097), (7, 4075484), (14, 2037742), (28, 1018871), (49, 582212), (59, 483532), (98, 291106), (118, 241766), (196, 145553), (236, 120883), (413, 69076), (826, 34538), (1652, 17269), (2467, 11564), (2891, 9868), (4934, 5782)]