47072007

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{9887}}^1$

素因数の和:9939

約数の個数: 18

約数和(自身を含む): 71084832

約数和(自身を除く): 24012825

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 9887, 29661, 88983, 227401, 682203, 2046609, 5230223, 15690669, 47072007]

約数ペア:

[(1, 47072007), (3, 15690669), (9, 5230223), (23, 2046609), (69, 682203), (207, 227401), (529, 88983), (1587, 29661), (4761, 9887)]