887489425

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{259121}}^1$

素因数の和:259268

約数の個数: 12

約数和(自身を含む): 1108523916

約数和(自身を除く): 221034491

約数列:

[1, 5, 25, 137, 685, 3425, 259121, 1295605, 6478025, 35499577, 177497885, 887489425]

約数ペア:

[(1, 887489425), (5, 177497885), (25, 35499577), (137, 6478025), (685, 1295605), (3425, 259121)]