89431917

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 137044800

約数和(自身を除く): 47612883

約数列:

[1, 3, 17, 19, 51, 57, 61, 89, 183, 267, 289, 323, 867, 969, 1037, 1159, 1513, 1691, 3111, 3477, 4539, 5073, 5429, 5491, 16287, 16473, 17629, 19703, 25721, 28747, 52887, 59109, 77163, 86241, 92293, 103151, 276879, 309453, 334951, 488699, 1004853, 1466097, 1568981, 1753567, 4706943, 5260701, 29810639, 89431917]

約数ペア:

[(1, 89431917), (3, 29810639), (17, 5260701), (19, 4706943), (51, 1753567), (57, 1568981), (61, 1466097), (89, 1004853), (183, 488699), (267, 334951), (289, 309453), (323, 276879), (867, 103151), (969, 92293), (1037, 86241), (1159, 77163), (1513, 59109), (1691, 52887), (3111, 28747), (3477, 25721), (4539, 19703), (5073, 17629), (5429, 16473), (5491, 16287)]