28506115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{991}}^1$

素因数の和:1530

約数の個数: 16

約数和(自身を含む): 37426176

約数和(自身を除く): 8920061

約数列:

[1, 5, 11, 55, 523, 991, 2615, 4955, 5753, 10901, 28765, 54505, 518293, 2591465, 5701223, 28506115]

約数ペア:

[(1, 28506115), (5, 5701223), (11, 2591465), (55, 518293), (523, 54505), (991, 28765), (2615, 10901), (4955, 5753)]