26638269

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 19810371

約数列:

[1, 3, 7, 17, 21, 29, 31, 51, 83, 87, 93, 119, 203, 217, 249, 357, 493, 527, 581, 609, 651, 899, 1411, 1479, 1581, 1743, 2407, 2573, 2697, 3451, 3689, 4233, 6293, 7221, 7719, 9877, 10353, 11067, 15283, 16849, 18011, 18879, 29631, 40919, 43741, 45849, 50547, 54033, 74617, 106981, 122757, 131223, 223851, 286433, 306187, 320943, 522319, 859299, 918561, 1268489, 1566957, 3805467, 8879423, 26638269]

約数ペア:

[(1, 26638269), (3, 8879423), (7, 3805467), (17, 1566957), (21, 1268489), (29, 918561), (31, 859299), (51, 522319), (83, 320943), (87, 306187), (93, 286433), (119, 223851), (203, 131223), (217, 122757), (249, 106981), (357, 74617), (493, 54033), (527, 50547), (581, 45849), (609, 43741), (651, 40919), (899, 29631), (1411, 18879), (1479, 18011), (1581, 16849), (1743, 15283), (2407, 11067), (2573, 10353), (2697, 9877), (3451, 7719), (3689, 7221), (4233, 6293)]