6618618

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^2$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 15560640

約数和(自身を除く): 8942022

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 73, 138, 146, 207, 219, 414, 438, 621, 657, 1242, 1314, 1679, 1971, 3358, 3942, 5037, 5329, 10074, 10658, 15111, 15987, 30222, 31974, 45333, 47961, 90666, 95922, 122567, 143883, 245134, 287766, 367701, 735402, 1103103, 2206206, 3309309, 6618618]

約数ペア:

[(1, 6618618), (2, 3309309), (3, 2206206), (6, 1103103), (9, 735402), (18, 367701), (23, 287766), (27, 245134), (46, 143883), (54, 122567), (69, 95922), (73, 90666), (138, 47961), (146, 45333), (207, 31974), (219, 30222), (414, 15987), (438, 15111), (621, 10658), (657, 10074), (1242, 5329), (1314, 5037), (1679, 3942), (1971, 3358)]