447878379

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1277}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 712387872

約数和(自身を除く): 264509493

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 529, 663, 897, 1173, 1277, 1587, 3831, 5083, 6877, 8993, 15249, 16601, 20631, 21709, 26979, 29371, 49803, 65127, 88113, 116909, 282217, 350727, 381823, 499307, 675533, 846651, 1145469, 1497921, 2026599, 6490991, 8781929, 11484061, 19472973, 26345787, 34452183, 149292793, 447878379]

約数ペア:

[(1, 447878379), (3, 149292793), (13, 34452183), (17, 26345787), (23, 19472973), (39, 11484061), (51, 8781929), (69, 6490991), (221, 2026599), (299, 1497921), (391, 1145469), (529, 846651), (663, 675533), (897, 499307), (1173, 381823), (1277, 350727), (1587, 282217), (3831, 116909), (5083, 88113), (6877, 65127), (8993, 49803), (15249, 29371), (16601, 26979), (20631, 21709)]