9909389

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1100

約数の個数: 16

約数和(自身を含む): 12023040

約数和(自身を除く): 2113651

約数列:

[1, 7, 23, 61, 161, 427, 1009, 1403, 7063, 9821, 23207, 61549, 162449, 430843, 1415627, 9909389]

約数ペア:

[(1, 9909389), (7, 1415627), (23, 430843), (61, 162449), (161, 61549), (427, 23207), (1009, 9821), (1403, 7063)]