28612675

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12577}}^1$

素因数の和:12607

約数の個数: 24

約数和(自身を含む): 43670816

約数和(自身を除く): 15058141

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 12577, 62885, 88039, 163501, 314425, 440195, 817505, 1144507, 2200975, 4087525, 5722535, 28612675]

約数ペア:

[(1, 28612675), (5, 5722535), (7, 4087525), (13, 2200975), (25, 1144507), (35, 817505), (65, 440195), (91, 314425), (175, 163501), (325, 88039), (455, 62885), (2275, 12577)]