30712689

素因数分解:

$3^4\times 7^1\times {\mathrm{54167}}^1$

素因数の和:54186

約数の個数: 20

約数和(自身を含む): 52434624

約数和(自身を除く): 21721935

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 54167, 162501, 379169, 487503, 1137507, 1462509, 3412521, 4387527, 10237563, 30712689]

約数ペア:

[(1, 30712689), (3, 10237563), (7, 4387527), (9, 3412521), (21, 1462509), (27, 1137507), (63, 487503), (81, 379169), (189, 162501), (567, 54167)]