30728709

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3929}}^1$

素因数の和:4025

約数の個数: 24

約数和(自身を含む): 49046400

約数和(自身を除く): 18317691

約数列:

[1, 3, 9, 11, 33, 79, 99, 237, 711, 869, 2607, 3929, 7821, 11787, 35361, 43219, 129657, 310391, 388971, 931173, 2793519, 3414301, 10242903, 30728709]

約数ペア:

[(1, 30728709), (3, 10242903), (9, 3414301), (11, 2793519), (33, 931173), (79, 388971), (99, 310391), (237, 129657), (711, 43219), (869, 35361), (2607, 11787), (3929, 7821)]