12057981

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 18446400

約数和(自身を除く): 6388419

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 1399, 2873, 4197, 8619, 18187, 23783, 54561, 71349, 236431, 309179, 709293, 927537, 4019327, 12057981]

約数ペア:

[(1, 12057981), (3, 4019327), (13, 927537), (17, 709293), (39, 309179), (51, 236431), (169, 71349), (221, 54561), (507, 23783), (663, 18187), (1399, 8619), (2873, 4197)]