12021737

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 16531200

約数和(自身を除く): 4509463

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 221, 247, 323, 409, 1547, 1729, 2261, 2863, 4199, 5317, 6953, 7771, 29393, 37219, 48671, 54397, 90389, 101023, 132107, 632723, 707161, 924749, 1717391, 12021737]

約数ペア:

[(1, 12021737), (7, 1717391), (13, 924749), (17, 707161), (19, 632723), (91, 132107), (119, 101023), (133, 90389), (221, 54397), (247, 48671), (323, 37219), (409, 29393), (1547, 7771), (1729, 6953), (2261, 5317), (2863, 4199)]