8642283

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 13305600

約数和(自身を除く): 4663317

約数列:

[1, 3, 13, 19, 39, 57, 107, 109, 247, 321, 327, 741, 1391, 1417, 2033, 2071, 4173, 4251, 6099, 6213, 11663, 26429, 26923, 34989, 79287, 80769, 151619, 221597, 454857, 664791, 2880761, 8642283]

約数ペア:

[(1, 8642283), (3, 2880761), (13, 664791), (19, 454857), (39, 221597), (57, 151619), (107, 80769), (109, 79287), (247, 34989), (321, 26923), (327, 26429), (741, 11663), (1391, 6213), (1417, 6099), (2033, 4251), (2071, 4173)]