29990721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{313}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 43281760

約数和(自身を除く): 13291039

約数列:

[1, 3, 19, 41, 57, 123, 313, 779, 939, 1681, 2337, 5043, 5947, 12833, 17841, 31939, 38499, 95817, 243827, 526153, 731481, 1578459, 9996907, 29990721]

約数ペア:

[(1, 29990721), (3, 9996907), (19, 1578459), (41, 731481), (57, 526153), (123, 243827), (313, 95817), (779, 38499), (939, 31939), (1681, 17841), (2337, 12833), (5043, 5947)]