495145

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 24

約数和(自身を含む): 722304

約数和(自身を除く): 227159

約数列:

[1, 5, 7, 35, 43, 47, 49, 215, 235, 245, 301, 329, 1505, 1645, 2021, 2107, 2303, 10105, 10535, 11515, 14147, 70735, 99029, 495145]

約数ペア:

[(1, 495145), (5, 99029), (7, 70735), (35, 14147), (43, 11515), (47, 10535), (49, 10105), (215, 2303), (235, 2107), (245, 2021), (301, 1645), (329, 1505)]