191356991

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{1019}}^1$

素因数の和:1358

約数の個数: 16

約数和(自身を含む): 221625600

約数和(自身を除く): 30268609

約数列:

[1, 7, 139, 193, 973, 1019, 1351, 7133, 26827, 141641, 187789, 196667, 991487, 1376669, 27336713, 191356991]

約数ペア:

[(1, 191356991), (7, 27336713), (139, 1376669), (193, 991487), (973, 196667), (1019, 187789), (1351, 141641), (7133, 26827)]