47205291

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{613}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 76234240

約数和(自身を除く): 29028949

約数列:

[1, 3, 7, 19, 21, 57, 133, 193, 399, 579, 613, 1351, 1839, 3667, 4053, 4291, 11001, 11647, 12873, 25669, 34941, 77007, 81529, 118309, 244587, 354927, 828163, 2247871, 2484489, 6743613, 15735097, 47205291]

約数ペア:

[(1, 47205291), (3, 15735097), (7, 6743613), (19, 2484489), (21, 2247871), (57, 828163), (133, 354927), (193, 244587), (399, 118309), (579, 81529), (613, 77007), (1351, 34941), (1839, 25669), (3667, 12873), (4053, 11647), (4291, 11001)]