55857151

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 65263680

約数和(自身を除く): 9406529

約数列:

[1, 7, 61, 257, 427, 509, 1799, 3563, 15677, 31049, 109739, 130813, 217343, 915691, 7979593, 55857151]

約数ペア:

[(1, 55857151), (7, 7979593), (61, 915691), (257, 217343), (427, 130813), (509, 109739), (1799, 31049), (3563, 15677)]