68978945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{115931}}^1$

素因数の和:115960

約数の個数: 16

約数和(自身を含む): 100165248

約数和(自身を除く): 31186303

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 115931, 579655, 811517, 1970827, 4057585, 9854135, 13795789, 68978945]

約数ペア:

[(1, 68978945), (5, 13795789), (7, 9854135), (17, 4057585), (35, 1970827), (85, 811517), (119, 579655), (595, 115931)]