898290425

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{19433}}^1$

素因数の和:19529

約数の個数: 18

約数和(自身を含む): 1140445422

約数和(自身を除く): 242154997

約数列:

[1, 5, 25, 43, 215, 1075, 1849, 9245, 19433, 46225, 97165, 485825, 835619, 4178095, 20890475, 35931617, 179658085, 898290425]

約数ペア:

[(1, 898290425), (5, 179658085), (25, 35931617), (43, 20890475), (215, 4178095), (1075, 835619), (1849, 485825), (9245, 97165), (19433, 46225)]