1879689

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 3073440

約数和(自身を除く): 1193751

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 673, 931, 2019, 2793, 4711, 12787, 14133, 32977, 38361, 89509, 98931, 268527, 626563, 1879689]

約数ペア:

[(1, 1879689), (3, 626563), (7, 268527), (19, 98931), (21, 89509), (49, 38361), (57, 32977), (133, 14133), (147, 12787), (399, 4711), (673, 2793), (931, 2019)]