47721393

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{4639}}^1$

素因数の和:4778

約数の個数: 20

約数和(自身を含む): 71864320

約数和(自身を除く): 24142927

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 4639, 10287, 13917, 41751, 125253, 375759, 589153, 1767459, 5302377, 15907131, 47721393]

約数ペア:

[(1, 47721393), (3, 15907131), (9, 5302377), (27, 1767459), (81, 589153), (127, 375759), (381, 125253), (1143, 41751), (3429, 13917), (4639, 10287)]