254122422757

素因数分解:

$7^3\times {\mathrm{2861}}^1\times {\mathrm{258959}}^1$

素因数の和:261841

約数の個数: 16

約数和(自身を含む): 296457408000

約数和(自身を除く): 42334985243

約数列:

[1, 7, 49, 343, 2861, 20027, 140189, 258959, 981323, 1812713, 12688991, 88822937, 740881699, 5186171893, 36303203251, 254122422757]

約数ペア:

[(1, 254122422757), (7, 36303203251), (49, 5186171893), (343, 740881699), (2861, 88822937), (20027, 12688991), (140189, 1812713), (258959, 981323)]