2009403921

素因数分解:

$3^1\times 7^1\times {\mathrm{769}}^1\times {\mathrm{124429}}^1$

素因数の和:125208

約数の個数: 16

約数和(自身を含む): 3065955200

約数和(自身を除く): 1056551279

約数列:

[1, 3, 7, 21, 769, 2307, 5383, 16149, 124429, 373287, 871003, 2613009, 95685901, 287057703, 669801307, 2009403921]

約数ペア:

[(1, 2009403921), (3, 669801307), (7, 287057703), (21, 95685901), (769, 2613009), (2307, 871003), (5383, 373287), (16149, 124429)]