9005857

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 11195712

約数和(自身を除く): 2189855

約数列:

[1, 7, 23, 49, 61, 131, 161, 427, 917, 1127, 1403, 2989, 3013, 6419, 7991, 9821, 21091, 55937, 68747, 147637, 183793, 391559, 1286551, 9005857]

約数ペア:

[(1, 9005857), (7, 1286551), (23, 391559), (49, 183793), (61, 147637), (131, 68747), (161, 55937), (427, 21091), (917, 9821), (1127, 7991), (1403, 6419), (2989, 3013)]