2861551161

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{326773}}^1$

素因数の和:326925

約数の個数: 24

約数和(自身を含む): 4757829440

約数和(自身を除く): 1896278279

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 326773, 980319, 2287411, 2940957, 6862233, 20586699, 45421447, 136264341, 317950129, 408793023, 953850387, 2861551161]

約数ペア:

[(1, 2861551161), (3, 953850387), (7, 408793023), (9, 317950129), (21, 136264341), (63, 45421447), (139, 20586699), (417, 6862233), (973, 2940957), (1251, 2287411), (2919, 980319), (8757, 326773)]