12321855

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 128

約数和(自身を含む): 29030400

約数和(自身を除く): 16708545

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 27, 35, 39, 45, 51, 59, 63, 65, 85, 91, 105, 117, 119, 135, 153, 177, 189, 195, 221, 255, 273, 295, 315, 351, 357, 413, 455, 459, 531, 585, 595, 663, 765, 767, 819, 885, 945, 1003, 1071, 1105, 1239, 1365, 1547, 1593, 1755, 1785, 1989, 2065, 2295, 2301, 2457, 2655, 3009, 3213, 3315, 3717, 3835, 4095, 4641, 5015, 5355, 5369, 5967, 6195, 6903, 7021, 7735, 7965, 9027, 9945, 11151, 11505, 12285, 13039, 13923, 15045, 16065, 16107, 18585, 20709, 21063, 23205, 26845, 27081, 29835, 34515, 35105, 39117, 41769, 45135, 48321, 55755, 63189, 65195, 69615, 80535, 91273, 103545, 105315, 117351, 135405, 144963, 189567, 195585, 208845, 241605, 273819, 315945, 352053, 456365, 586755, 724815, 821457, 947835, 1369095, 1760265, 2464371, 4107285, 12321855]

約数ペア:

[(1, 12321855), (3, 4107285), (5, 2464371), (7, 1760265), (9, 1369095), (13, 947835), (15, 821457), (17, 724815), (21, 586755), (27, 456365), (35, 352053), (39, 315945), (45, 273819), (51, 241605), (59, 208845), (63, 195585), (65, 189567), (85, 144963), (91, 135405), (105, 117351), (117, 105315), (119, 103545), (135, 91273), (153, 80535), (177, 69615), (189, 65195), (195, 63189), (221, 55755), (255, 48321), (273, 45135), (295, 41769), (315, 39117), (351, 35105), (357, 34515), (413, 29835), (455, 27081), (459, 26845), (531, 23205), (585, 21063), (595, 20709), (663, 18585), (765, 16107), (767, 16065), (819, 15045), (885, 13923), (945, 13039), (1003, 12285), (1071, 11505), (1105, 11151), (1239, 9945), (1365, 9027), (1547, 7965), (1593, 7735), (1755, 7021), (1785, 6903), (1989, 6195), (2065, 5967), (2295, 5369), (2301, 5355), (2457, 5015), (2655, 4641), (3009, 4095), (3213, 3835), (3315, 3717)]