138580804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{8527}}^1$

素因数の和:8787

約数の個数: 24

約数和(自身を含む): 257886720

約数和(自身を除く): 119305916

約数列:

[1, 2, 4, 17, 34, 68, 239, 478, 956, 4063, 8126, 8527, 16252, 17054, 34108, 144959, 289918, 579836, 2037953, 4075906, 8151812, 34645201, 69290402, 138580804]

約数ペア:

[(1, 138580804), (2, 69290402), (4, 34645201), (17, 8151812), (34, 4075906), (68, 2037953), (239, 579836), (478, 289918), (956, 144959), (4063, 34108), (8126, 17054), (8527, 16252)]