28286972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53171}}^1$

素因数の和:53201

約数の個数: 24

約数和(自身を含む): 59552640

約数和(自身を除く): 31265668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 53171, 106342, 212684, 372197, 744394, 1010249, 1488788, 2020498, 4040996, 7071743, 14143486, 28286972]

約数ペア:

[(1, 28286972), (2, 14143486), (4, 7071743), (7, 4040996), (14, 2020498), (19, 1488788), (28, 1010249), (38, 744394), (76, 372197), (133, 212684), (266, 106342), (532, 53171)]