16990113

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2819}}^1$

素因数の和:2877

約数の個数: 24

約数和(自身を含む): 27004320

約数和(自身を除く): 10014207

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2819, 6027, 8457, 19733, 59199, 115579, 138131, 346737, 414393, 809053, 2427159, 5663371, 16990113]

約数ペア:

[(1, 16990113), (3, 5663371), (7, 2427159), (21, 809053), (41, 414393), (49, 346737), (123, 138131), (147, 115579), (287, 59199), (861, 19733), (2009, 8457), (2819, 6027)]