9900804590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{418993}}^1$

素因数の和:419156

約数の個数: 32

約数和(自身を含む): 19005567840

約数和(自身を除く): 9104763250

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1390, 2363, 4726, 11815, 23630, 418993, 837986, 2094965, 4189930, 7122881, 14245762, 35614405, 58240027, 71228810, 116480054, 291200135, 582400270, 990080459, 1980160918, 4950402295, 9900804590]

約数ペア:

[(1, 9900804590), (2, 4950402295), (5, 1980160918), (10, 990080459), (17, 582400270), (34, 291200135), (85, 116480054), (139, 71228810), (170, 58240027), (278, 35614405), (695, 14245762), (1390, 7122881), (2363, 4189930), (4726, 2094965), (11815, 837986), (23630, 418993)]