28667545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2287}}^1$

素因数の和:2424

約数の個数: 16

約数和(自身を含む): 36241920

約数和(自身を除く): 7574375

約数列:

[1, 5, 23, 109, 115, 545, 2287, 2507, 11435, 12535, 52601, 249283, 263005, 1246415, 5733509, 28667545]

約数ペア:

[(1, 28667545), (5, 5733509), (23, 1246415), (109, 263005), (115, 249283), (545, 52601), (2287, 12535), (2507, 11435)]