288568889

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 342868680

約数和(自身を除く): 54299791

約数列:

[1, 7, 49, 97, 109, 557, 679, 763, 3899, 4753, 5341, 10573, 27293, 54029, 60713, 74011, 378203, 424991, 518077, 2647421, 2974937, 5889161, 41224127, 288568889]

約数ペア:

[(1, 288568889), (7, 41224127), (49, 5889161), (97, 2974937), (109, 2647421), (557, 518077), (679, 424991), (763, 378203), (3899, 74011), (4753, 60713), (5341, 54029), (10573, 27293)]