28766045

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{74717}}^1$

素因数の和:74740

約数の個数: 16

約数和(自身を含む): 43037568

約数和(自身を除く): 14271523

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 74717, 373585, 523019, 821887, 2615095, 4109435, 5753209, 28766045]

約数ペア:

[(1, 28766045), (5, 5753209), (7, 4109435), (11, 2615095), (35, 821887), (55, 523019), (77, 373585), (385, 74717)]