2528305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 3309264

約数和(自身を除く): 780959

約数列:

[1, 5, 13, 65, 97, 401, 485, 1261, 2005, 5213, 6305, 26065, 38897, 194485, 505661, 2528305]

約数ペア:

[(1, 2528305), (5, 505661), (13, 194485), (65, 38897), (97, 26065), (401, 6305), (485, 5213), (1261, 2005)]