131665554

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{709}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 310128000

約数和(自身を除く): 178462446

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 181, 342, 362, 513, 543, 709, 1026, 1086, 1418, 1629, 2127, 3258, 3439, 4254, 4887, 6381, 6878, 9774, 10317, 12762, 13471, 19143, 20634, 26942, 30951, 38286, 40413, 61902, 80826, 92853, 121239, 128329, 185706, 242478, 256658, 363717, 384987, 727434, 769974, 1154961, 2309922, 2438251, 3464883, 4876502, 6929766, 7314753, 14629506, 21944259, 43888518, 65832777, 131665554]

約数ペア:

[(1, 131665554), (2, 65832777), (3, 43888518), (6, 21944259), (9, 14629506), (18, 7314753), (19, 6929766), (27, 4876502), (38, 3464883), (54, 2438251), (57, 2309922), (114, 1154961), (171, 769974), (181, 727434), (342, 384987), (362, 363717), (513, 256658), (543, 242478), (709, 185706), (1026, 128329), (1086, 121239), (1418, 92853), (1629, 80826), (2127, 61902), (3258, 40413), (3439, 38286), (4254, 30951), (4887, 26942), (6381, 20634), (6878, 19143), (9774, 13471), (10317, 12762)]