28239946

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2099}}^1$

素因数の和:2170

約数の個数: 24

約数和(自身を含む): 50047200

約数和(自身を除く): 21807254

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 961, 1922, 2099, 4198, 6727, 13454, 14693, 29386, 65069, 130138, 455483, 910966, 2017139, 4034278, 14119973, 28239946]

約数ペア:

[(1, 28239946), (2, 14119973), (7, 4034278), (14, 2017139), (31, 910966), (62, 455483), (217, 130138), (434, 65069), (961, 29386), (1922, 14693), (2099, 13454), (4198, 6727)]