18213027

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 29036544

約数和(自身を除く): 10823517

約数列:

[1, 3, 7, 21, 31, 93, 101, 217, 277, 303, 651, 707, 831, 1939, 2121, 3131, 5817, 8587, 9393, 21917, 25761, 27977, 60109, 65751, 83931, 180327, 195839, 587517, 867287, 2601861, 6071009, 18213027]

約数ペア:

[(1, 18213027), (3, 6071009), (7, 2601861), (21, 867287), (31, 587517), (93, 195839), (101, 180327), (217, 83931), (277, 65751), (303, 60109), (651, 27977), (707, 25761), (831, 21917), (1939, 9393), (2121, 8587), (3131, 5817)]