291258994

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 505523592

約数和(自身を除く): 214264598

約数列:

[1, 2, 13, 17, 26, 34, 169, 173, 221, 293, 338, 346, 442, 586, 2249, 2873, 2941, 3809, 4498, 4981, 5746, 5882, 7618, 9962, 29237, 38233, 49517, 50689, 58474, 64753, 76466, 99034, 101378, 129506, 497029, 658957, 841789, 861713, 994058, 1317914, 1683578, 1723426, 8566441, 11202269, 17132882, 22404538, 145629497, 291258994]

約数ペア:

[(1, 291258994), (2, 145629497), (13, 22404538), (17, 17132882), (26, 11202269), (34, 8566441), (169, 1723426), (173, 1683578), (221, 1317914), (293, 994058), (338, 861713), (346, 841789), (442, 658957), (586, 497029), (2249, 129506), (2873, 101378), (2941, 99034), (3809, 76466), (4498, 64753), (4981, 58474), (5746, 50689), (5882, 49517), (7618, 38233), (9962, 29237)]