28539755

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{367}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 34904064

約数和(自身を除く): 6364309

約数列:

[1, 5, 103, 151, 367, 515, 755, 1835, 15553, 37801, 55417, 77765, 189005, 277085, 5707951, 28539755]

約数ペア:

[(1, 28539755), (5, 5707951), (103, 277085), (151, 189005), (367, 77765), (515, 55417), (755, 37801), (1835, 15553)]