128495836

素因数分解:

$2^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{6491}}^1$

素因数の和:6610

約数の個数: 36

約数和(自身を含む): 264211416

約数和(自身を除く): 135715580

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 196, 202, 404, 707, 1414, 2828, 4949, 6491, 9898, 12982, 19796, 25964, 45437, 90874, 181748, 318059, 636118, 655591, 1272236, 1311182, 2622364, 4589137, 9178274, 18356548, 32123959, 64247918, 128495836]

約数ペア:

[(1, 128495836), (2, 64247918), (4, 32123959), (7, 18356548), (14, 9178274), (28, 4589137), (49, 2622364), (98, 1311182), (101, 1272236), (196, 655591), (202, 636118), (404, 318059), (707, 181748), (1414, 90874), (2828, 45437), (4949, 25964), (6491, 19796), (9898, 12982)]