89901903

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2593}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 148750336

約数和(自身を除く): 58848433

約数列:

[1, 3, 7, 13, 21, 39, 91, 127, 273, 381, 889, 1651, 2593, 2667, 4953, 7779, 11557, 18151, 33709, 34671, 54453, 101127, 235963, 329311, 707889, 987933, 2305177, 4281043, 6915531, 12843129, 29967301, 89901903]

約数ペア:

[(1, 89901903), (3, 29967301), (7, 12843129), (13, 6915531), (21, 4281043), (39, 2305177), (91, 987933), (127, 707889), (273, 329311), (381, 235963), (889, 101127), (1651, 54453), (2593, 34671), (2667, 33709), (4953, 18151), (7779, 11557)]