128580579

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{677}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 190382400

約数和(自身を除く): 61801821

約数列:

[1, 3, 9, 47, 141, 423, 449, 677, 1347, 2031, 4041, 6093, 21103, 31819, 63309, 95457, 189927, 286371, 303973, 911919, 2735757, 14286731, 42860193, 128580579]

約数ペア:

[(1, 128580579), (3, 42860193), (9, 14286731), (47, 2735757), (141, 911919), (423, 303973), (449, 286371), (677, 189927), (1347, 95457), (2031, 63309), (4041, 31819), (6093, 21103)]