40271973

素因数分解:

$3^1\times 7^4\times {\mathrm{5591}}^1$

素因数の和:5622

約数の個数: 20

約数和(自身を含む): 62652768

約数和(自身を除く): 22380795

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 5591, 7203, 16773, 39137, 117411, 273959, 821877, 1917713, 5753139, 13423991, 40271973]

約数ペア:

[(1, 40271973), (3, 13423991), (7, 5753139), (21, 1917713), (49, 821877), (147, 273959), (343, 117411), (1029, 39137), (2401, 16773), (5591, 7203)]