80157987

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1009}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 144114880

約数和(自身を除く): 63956893

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 97, 117, 273, 291, 679, 819, 873, 1009, 1261, 2037, 3027, 3783, 6111, 7063, 8827, 9081, 11349, 13117, 21189, 26481, 39351, 63567, 79443, 91819, 97873, 118053, 275457, 293619, 685111, 826371, 880857, 1272349, 2055333, 3817047, 6165999, 8906443, 11451141, 26719329, 80157987]

約数ペア:

[(1, 80157987), (3, 26719329), (7, 11451141), (9, 8906443), (13, 6165999), (21, 3817047), (39, 2055333), (63, 1272349), (91, 880857), (97, 826371), (117, 685111), (273, 293619), (291, 275457), (679, 118053), (819, 97873), (873, 91819), (1009, 79443), (1261, 63567), (2037, 39351), (3027, 26481), (3783, 21189), (6111, 13117), (7063, 11349), (8827, 9081)]