30737847

素因数分解:

$3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 47949312

約数和(自身を除く): 17211465

約数列:

[1, 3, 7, 21, 49, 147, 211, 633, 991, 1477, 2973, 4431, 6937, 10339, 20811, 31017, 48559, 145677, 209101, 627303, 1463707, 4391121, 10245949, 30737847]

約数ペア:

[(1, 30737847), (3, 10245949), (7, 4391121), (21, 1463707), (49, 627303), (147, 209101), (211, 145677), (633, 48559), (991, 31017), (1477, 20811), (2973, 10339), (4431, 6937)]