64052401

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20939}}^1$

素因数の和:20988

約数の個数: 16

約数和(自身を含む): 80409600

約数和(自身を除く): 16357199

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 20939, 146573, 397841, 481597, 2784887, 3371179, 9150343, 64052401]

約数ペア:

[(1, 64052401), (7, 9150343), (19, 3371179), (23, 2784887), (133, 481597), (161, 397841), (437, 146573), (3059, 20939)]