251993086

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1\times {\mathrm{5387}}^1$

素因数の和:6639

約数の個数: 16

約数和(自身を含む): 398280960

約数和(自身を除く): 146287874

約数列:

[1, 2, 19, 38, 1231, 2462, 5387, 10774, 23389, 46778, 102353, 204706, 6631397, 13262794, 125996543, 251993086]

約数ペア:

[(1, 251993086), (2, 125996543), (19, 13262794), (38, 6631397), (1231, 204706), (2462, 102353), (5387, 46778), (10774, 23389)]