13403871

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 23115456

約数和(自身を除く): 9711585

約数列:

[1, 3, 9, 13, 17, 23, 39, 51, 69, 117, 153, 207, 221, 293, 299, 391, 663, 879, 897, 1173, 1989, 2637, 2691, 3519, 3809, 4981, 5083, 6739, 11427, 14943, 15249, 20217, 34281, 44829, 45747, 60651, 64753, 87607, 114563, 194259, 262821, 343689, 582777, 788463, 1031067, 1489319, 4467957, 13403871]

約数ペア:

[(1, 13403871), (3, 4467957), (9, 1489319), (13, 1031067), (17, 788463), (23, 582777), (39, 343689), (51, 262821), (69, 194259), (117, 114563), (153, 87607), (207, 64753), (221, 60651), (293, 45747), (299, 44829), (391, 34281), (663, 20217), (879, 15249), (897, 14943), (1173, 11427), (1989, 6739), (2637, 5083), (2691, 4981), (3519, 3809)]