217818916

素因数分解:

$2^2\times 7^2\times {\mathrm{941}}^1\times {\mathrm{1181}}^1$

素因数の和:2140

約数の個数: 36

約数和(自身を含む): 444264156

約数和(自身を除く): 226445240

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 941, 1181, 1882, 2362, 3764, 4724, 6587, 8267, 13174, 16534, 26348, 33068, 46109, 57869, 92218, 115738, 184436, 231476, 1111321, 2222642, 4445284, 7779247, 15558494, 31116988, 54454729, 108909458, 217818916]

約数ペア:

[(1, 217818916), (2, 108909458), (4, 54454729), (7, 31116988), (14, 15558494), (28, 7779247), (49, 4445284), (98, 2222642), (196, 1111321), (941, 231476), (1181, 184436), (1882, 115738), (2362, 92218), (3764, 57869), (4724, 46109), (6587, 33068), (8267, 26348), (13174, 16534)]