142657977

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16691}}^1$

素因数の和:16749

約数の個数: 32

約数和(自身を含む): 243569664

約数和(自身を除く): 100911687

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2849, 8547, 16691, 50073, 116837, 183601, 350511, 550803, 617567, 1285207, 1852701, 3855621, 4322969, 6793237, 12968907, 20379711, 47552659, 142657977]

約数ペア:

[(1, 142657977), (3, 47552659), (7, 20379711), (11, 12968907), (21, 6793237), (33, 4322969), (37, 3855621), (77, 1852701), (111, 1285207), (231, 617567), (259, 550803), (407, 350511), (777, 183601), (1221, 116837), (2849, 50073), (8547, 16691)]