13219497

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 20956800

約数和(自身を除く): 7737303

約数列:

[1, 3, 9, 19, 27, 57, 73, 171, 219, 353, 513, 657, 1059, 1387, 1971, 3177, 4161, 6707, 9531, 12483, 20121, 25769, 37449, 60363, 77307, 181089, 231921, 489611, 695763, 1468833, 4406499, 13219497]

約数ペア:

[(1, 13219497), (3, 4406499), (9, 1468833), (19, 695763), (27, 489611), (57, 231921), (73, 181089), (171, 77307), (219, 60363), (353, 37449), (513, 25769), (657, 20121), (1059, 12483), (1387, 9531), (1971, 6707), (3177, 4161)]