26379885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1930

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 25330515

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1889, 1995, 2793, 4655, 5667, 9445, 13223, 13965, 28335, 35891, 39669, 66115, 92561, 107673, 179455, 198345, 251237, 277683, 462805, 538365, 753711, 1256185, 1388415, 1758659, 3768555, 5275977, 8793295, 26379885]

約数ペア:

[(1, 26379885), (3, 8793295), (5, 5275977), (7, 3768555), (15, 1758659), (19, 1388415), (21, 1256185), (35, 753711), (49, 538365), (57, 462805), (95, 277683), (105, 251237), (133, 198345), (147, 179455), (245, 107673), (285, 92561), (399, 66115), (665, 39669), (735, 35891), (931, 28335), (1889, 13965), (1995, 13223), (2793, 9445), (4655, 5667)]