1681205

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 16

約数和(自身を含む): 2116800

約数和(自身を除く): 435595

約数列:

[1, 5, 41, 59, 139, 205, 295, 695, 2419, 5699, 8201, 12095, 28495, 41005, 336241, 1681205]

約数ペア:

[(1, 1681205), (5, 336241), (41, 41005), (59, 28495), (139, 12095), (205, 8201), (295, 5699), (695, 2419)]