30183921

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{1951}}^1$

素因数の和:2154

約数の個数: 20

約数和(自身を含む): 45348864

約数和(自身を除く): 15164943

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 1951, 5157, 5853, 15471, 17559, 52677, 158031, 372641, 1117923, 3353769, 10061307, 30183921]

約数ペア:

[(1, 30183921), (3, 10061307), (9, 3353769), (27, 1117923), (81, 372641), (191, 158031), (573, 52677), (1719, 17559), (1951, 15471), (5157, 5853)]