1869425

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 2487936

約数和(自身を除く): 618511

約数列:

[1, 5, 25, 37, 43, 47, 185, 215, 235, 925, 1075, 1175, 1591, 1739, 2021, 7955, 8695, 10105, 39775, 43475, 50525, 74777, 373885, 1869425]

約数ペア:

[(1, 1869425), (5, 373885), (25, 74777), (37, 50525), (43, 43475), (47, 39775), (185, 10105), (215, 8695), (235, 7955), (925, 2021), (1075, 1739), (1175, 1591)]