26317641

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 42854400

約数和(自身を除く): 16536759

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 497, 929, 1349, 1491, 2787, 4047, 6503, 9443, 17651, 19509, 28329, 52953, 65959, 123557, 197877, 370671, 461713, 1253221, 1385139, 3759663, 8772547, 26317641]

約数ペア:

[(1, 26317641), (3, 8772547), (7, 3759663), (19, 1385139), (21, 1253221), (57, 461713), (71, 370671), (133, 197877), (213, 123557), (399, 65959), (497, 52953), (929, 28329), (1349, 19509), (1491, 17651), (2787, 9443), (4047, 6503)]