284052489

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 463052160

約数和(自身を除く): 178999671

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 361, 399, 421, 623, 1083, 1263, 1691, 1869, 2527, 2947, 5073, 7581, 7999, 8841, 11837, 23997, 32129, 35511, 37469, 55993, 96387, 112407, 151981, 167979, 224903, 262283, 455943, 674709, 711911, 786849, 1063867, 2135733, 3191601, 4983377, 13526309, 14950131, 40578927, 94684163, 284052489]

約数ペア:

[(1, 284052489), (3, 94684163), (7, 40578927), (19, 14950131), (21, 13526309), (57, 4983377), (89, 3191601), (133, 2135733), (267, 1063867), (361, 786849), (399, 711911), (421, 674709), (623, 455943), (1083, 262283), (1263, 224903), (1691, 167979), (1869, 151981), (2527, 112407), (2947, 96387), (5073, 55993), (7581, 37469), (7999, 35511), (8841, 32129), (11837, 23997)]