870837121

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 1167965568

約数和(自身を除く): 297128447

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 197, 307, 847, 1309, 1379, 2057, 2149, 2167, 3349, 3377, 5219, 14399, 15169, 23443, 23639, 23837, 36533, 36839, 37147, 57409, 60479, 166859, 257873, 260029, 401863, 405229, 423353, 631499, 665269, 1028143, 2836603, 4420493, 4656883, 7197001, 7317959, 11309573, 51225713, 79167011, 124405303, 870837121]

約数ペア:

[(1, 870837121), (7, 124405303), (11, 79167011), (17, 51225713), (77, 11309573), (119, 7317959), (121, 7197001), (187, 4656883), (197, 4420493), (307, 2836603), (847, 1028143), (1309, 665269), (1379, 631499), (2057, 423353), (2149, 405229), (2167, 401863), (3349, 260029), (3377, 257873), (5219, 166859), (14399, 60479), (15169, 57409), (23443, 37147), (23639, 36839), (23837, 36533)]