13051689

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4673}}^1$

素因数の和:4709

約数の個数: 24

約数和(自身を含む): 21313440

約数和(自身を除く): 8261751

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4673, 14019, 32711, 88787, 98133, 228977, 266361, 621509, 686931, 1864527, 4350563, 13051689]

約数ペア:

[(1, 13051689), (3, 4350563), (7, 1864527), (19, 686931), (21, 621509), (49, 266361), (57, 228977), (133, 98133), (147, 88787), (399, 32711), (931, 14019), (2793, 4673)]