212101329

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 314305920

約数和(自身を除く): 102204591

約数列:

[1, 3, 11, 33, 89, 257, 267, 281, 771, 843, 979, 2827, 2937, 3091, 8481, 9273, 22873, 25009, 68619, 72217, 75027, 216651, 251603, 275099, 754809, 794387, 825297, 2383161, 6427313, 19281939, 70700443, 212101329]

約数ペア:

[(1, 212101329), (3, 70700443), (11, 19281939), (33, 6427313), (89, 2383161), (257, 825297), (267, 794387), (281, 754809), (771, 275099), (843, 251603), (979, 216651), (2827, 75027), (2937, 72217), (3091, 68619), (8481, 25009), (9273, 22873)]