28018585

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18617}}^1$

素因数の和:18672

約数の個数: 16

約数和(自身を含む): 39321216

約数和(自身を除く): 11302631

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 18617, 93085, 130319, 651595, 800531, 4002655, 5603717, 28018585]

約数ペア:

[(1, 28018585), (5, 5603717), (7, 4002655), (35, 800531), (43, 651595), (215, 130319), (301, 93085), (1505, 18617)]