2057921803

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{209543}}^1$

素因数の和:209634

約数の個数: 16

約数和(自身を含む): 2494411776

約数和(自身を除く): 436489973

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 209543, 1466801, 4819489, 12782123, 33736423, 89474861, 293988829, 2057921803]

約数ペア:

[(1, 2057921803), (7, 293988829), (23, 89474861), (61, 33736423), (161, 12782123), (427, 4819489), (1403, 1466801), (9821, 209543)]