66890327

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 82790400

約数和(自身を除く): 15900073

約数列:

[1, 7, 29, 43, 79, 97, 203, 301, 553, 679, 1247, 2291, 2813, 3397, 4171, 7663, 8729, 16037, 19691, 23779, 29197, 53641, 98513, 120959, 222227, 329509, 689591, 846713, 1555589, 2306563, 9555761, 66890327]

約数ペア:

[(1, 66890327), (7, 9555761), (29, 2306563), (43, 1555589), (79, 846713), (97, 689591), (203, 329509), (301, 222227), (553, 120959), (679, 98513), (1247, 53641), (2291, 29197), (2813, 23779), (3397, 19691), (4171, 16037), (7663, 8729)]