181796991

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 262766592

約数和(自身を除く): 80969601

約数列:

[1, 3, 23, 43, 69, 71, 129, 213, 863, 989, 1633, 2589, 2967, 3053, 4899, 9159, 19849, 37109, 59547, 61273, 70219, 111327, 183819, 210657, 853507, 1409279, 2560521, 2634739, 4227837, 7904217, 60598997, 181796991]

約数ペア:

[(1, 181796991), (3, 60598997), (23, 7904217), (43, 4227837), (69, 2634739), (71, 2560521), (129, 1409279), (213, 853507), (863, 210657), (989, 183819), (1633, 111327), (2589, 70219), (2967, 61273), (3053, 59547), (4899, 37109), (9159, 19849)]