428159949

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{1759}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 666378240

約数和(自身を除く): 238218291

約数列:

[1, 3, 7, 21, 67, 173, 201, 469, 519, 1211, 1407, 1759, 3633, 5277, 11591, 12313, 34773, 36939, 81137, 117853, 243411, 304307, 353559, 824971, 912921, 2130149, 2474913, 6390447, 20388569, 61165707, 142719983, 428159949]

約数ペア:

[(1, 428159949), (3, 142719983), (7, 61165707), (21, 20388569), (67, 6390447), (173, 2474913), (201, 2130149), (469, 912921), (519, 824971), (1211, 353559), (1407, 304307), (1759, 243411), (3633, 117853), (5277, 81137), (11591, 36939), (12313, 34773)]