290421711

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{216571}}^1$

素因数の和:216726

約数の個数: 12

約数和(自身を含む): 422315400

約数和(自身を除く): 131893689

約数列:

[1, 3, 9, 149, 447, 1341, 216571, 649713, 1949139, 32269079, 96807237, 290421711]

約数ペア:

[(1, 290421711), (3, 96807237), (9, 32269079), (149, 1949139), (447, 649713), (1341, 216571)]