858436061

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 1045094400

約数和(自身を除く): 186658339

約数列:

[1, 7, 23, 89, 139, 161, 431, 623, 973, 2047, 3017, 3197, 9913, 12371, 14329, 22379, 38359, 59909, 69391, 86597, 268513, 284533, 419363, 882257, 1377907, 1991731, 5331901, 6175799, 9645349, 37323307, 122633723, 858436061]

約数ペア:

[(1, 858436061), (7, 122633723), (23, 37323307), (89, 9645349), (139, 6175799), (161, 5331901), (431, 1991731), (623, 1377907), (973, 882257), (2047, 419363), (3017, 284533), (3197, 268513), (9913, 86597), (12371, 69391), (14329, 59909), (22379, 38359)]