2142427

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1938

約数の個数: 12

約数和(自身を含む): 2601936

約数和(自身を除く): 459509

約数列:

[1, 7, 23, 49, 161, 1127, 1901, 13307, 43723, 93149, 306061, 2142427]

約数ペア:

[(1, 2142427), (7, 306061), (23, 93149), (49, 43723), (161, 13307), (1127, 1901)]