12129425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6301}}^1$

素因数の和:6329

約数の個数: 24

約数和(自身を含む): 18754752

約数和(自身を除く): 6625327

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 6301, 31505, 44107, 69311, 157525, 220535, 346555, 485177, 1102675, 1732775, 2425885, 12129425]

約数ペア:

[(1, 12129425), (5, 2425885), (7, 1732775), (11, 1102675), (25, 485177), (35, 346555), (55, 220535), (77, 157525), (175, 69311), (275, 44107), (385, 31505), (1925, 6301)]