28170284

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 50351280

約数和(自身を除く): 22180996

約数列:

[1, 2, 4, 67, 134, 257, 268, 409, 514, 818, 1028, 1636, 17219, 27403, 34438, 54806, 68876, 105113, 109612, 210226, 420452, 7042571, 14085142, 28170284]

約数ペア:

[(1, 28170284), (2, 14085142), (4, 7042571), (67, 420452), (134, 210226), (257, 109612), (268, 105113), (409, 68876), (514, 54806), (818, 34438), (1028, 27403), (1636, 17219)]