1320227321

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{56519}}^1$

素因数の和:56644

約数の個数: 16

約数和(自身を含む): 1562664960

約数和(自身を除く): 242437639

約数列:

[1, 7, 47, 71, 329, 497, 3337, 23359, 56519, 395633, 2656393, 4012849, 18594751, 28089943, 188603903, 1320227321]

約数ペア:

[(1, 1320227321), (7, 188603903), (47, 28089943), (71, 18594751), (329, 4012849), (497, 2656393), (3337, 395633), (23359, 56519)]