28053725

素因数分解:

$5^2\times 7^2\times {\mathrm{22901}}^1$

素因数の和:22925

約数の個数: 18

約数和(自身を含む): 40467834

約数和(自身を除く): 12414109

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 22901, 114505, 160307, 572525, 801535, 1122149, 4007675, 5610745, 28053725]

約数ペア:

[(1, 28053725), (5, 5610745), (7, 4007675), (25, 1122149), (35, 801535), (49, 572525), (175, 160307), (245, 114505), (1225, 22901)]