28236985

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{5011}}^1$

素因数の和:5053

約数の個数: 24

約数和(自身を含む): 41138496

約数和(自身を除く): 12901511

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5011, 5635, 25055, 35077, 115253, 175385, 245539, 576265, 806771, 1227695, 4033855, 5647397, 28236985]

約数ペア:

[(1, 28236985), (5, 5647397), (7, 4033855), (23, 1227695), (35, 806771), (49, 576265), (115, 245539), (161, 175385), (245, 115253), (805, 35077), (1127, 25055), (5011, 5635)]