1806291207

素因数分解:

$3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{44729}}^1$

素因数の和:45383

約数の個数: 24

約数和(自身を含む): 2986532640

約数和(自身を除く): 1180241433

約数列:

[1, 3, 7, 9, 21, 63, 641, 1923, 4487, 5769, 13461, 40383, 44729, 134187, 313103, 402561, 939309, 2817927, 28671289, 86013867, 200699023, 258041601, 602097069, 1806291207]

約数ペア:

[(1, 1806291207), (3, 602097069), (7, 258041601), (9, 200699023), (21, 86013867), (63, 28671289), (641, 2817927), (1923, 939309), (4487, 402561), (5769, 313103), (13461, 134187), (40383, 44729)]