78027279

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{857}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 40582641

約数列:

[1, 3, 11, 31, 33, 89, 93, 267, 341, 857, 979, 1023, 2571, 2759, 2937, 8277, 9427, 26567, 28281, 30349, 76273, 79701, 91047, 228819, 292237, 839003, 876711, 2364463, 2517009, 7093389, 26009093, 78027279]

約数ペア:

[(1, 78027279), (3, 26009093), (11, 7093389), (31, 2517009), (33, 2364463), (89, 876711), (93, 839003), (267, 292237), (341, 228819), (857, 91047), (979, 79701), (1023, 76273), (2571, 30349), (2759, 28281), (2937, 26567), (8277, 9427)]