28754425

素因数分解:

$5^2\times 7^2\times {\mathrm{23473}}^1$

素因数の和:23497

約数の個数: 18

約数和(自身を含む): 41478558

約数和(自身を除く): 12724133

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 23473, 117365, 164311, 586825, 821555, 1150177, 4107775, 5750885, 28754425]

約数ペア:

[(1, 28754425), (5, 5750885), (7, 4107775), (25, 1150177), (35, 821555), (49, 586825), (175, 164311), (245, 117365), (1225, 23473)]