12980933

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 16197120

約数和(自身を除く): 3216187

約数列:

[1, 7, 19, 49, 73, 133, 191, 511, 931, 1337, 1387, 3577, 3629, 9359, 9709, 13943, 25403, 67963, 97601, 177821, 264917, 683207, 1854419, 12980933]

約数ペア:

[(1, 12980933), (7, 1854419), (19, 683207), (49, 264917), (73, 177821), (133, 97601), (191, 67963), (511, 25403), (931, 13943), (1337, 9709), (1387, 9359), (3577, 3629)]