2017661485

素因数分解:

$5^1\times 7^3\times {\mathrm{349}}^1\times {\mathrm{3371}}^1$

素因数の和:3746

約数の個数: 32

約数和(自身を含む): 2832480000

約数和(自身を除く): 814818515

約数列:

[1, 5, 7, 35, 49, 245, 343, 349, 1715, 1745, 2443, 3371, 12215, 16855, 17101, 23597, 85505, 117985, 119707, 165179, 598535, 825895, 1156253, 1176479, 5781265, 5882395, 8235353, 41176765, 57647471, 288237355, 403532297, 2017661485]

約数ペア:

[(1, 2017661485), (5, 403532297), (7, 288237355), (35, 57647471), (49, 41176765), (245, 8235353), (343, 5882395), (349, 5781265), (1715, 1176479), (1745, 1156253), (2443, 825895), (3371, 598535), (12215, 165179), (16855, 119707), (17101, 117985), (23597, 85505)]