6668459

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 8311968

約数和(自身を除く): 1643509

約数列:

[1, 7, 23, 49, 61, 97, 161, 427, 679, 1127, 1403, 2231, 2989, 4753, 5917, 9821, 15617, 41419, 68747, 109319, 136091, 289933, 952637, 6668459]

約数ペア:

[(1, 6668459), (7, 952637), (23, 289933), (49, 136091), (61, 109319), (97, 68747), (161, 41419), (427, 15617), (679, 9821), (1127, 5917), (1403, 4753), (2231, 2989)]