16925727

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 29992032

約数和(自身を除く): 13066305

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 521, 637, 663, 833, 1547, 1563, 1911, 2499, 3647, 4641, 6773, 8857, 10829, 10941, 20319, 25529, 26571, 32487, 47411, 61999, 76587, 115141, 142233, 185997, 331877, 345423, 433993, 805987, 995631, 1301979, 2417961, 5641909, 16925727]

約数ペア:

[(1, 16925727), (3, 5641909), (7, 2417961), (13, 1301979), (17, 995631), (21, 805987), (39, 433993), (49, 345423), (51, 331877), (91, 185997), (119, 142233), (147, 115141), (221, 76587), (273, 61999), (357, 47411), (521, 32487), (637, 26571), (663, 25529), (833, 20319), (1547, 10941), (1563, 10829), (1911, 8857), (2499, 6773), (3647, 4641)]