16417989

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:710

約数の個数: 36

約数和(自身を含む): 28098720

約数和(自身を除く): 11680731

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 413, 441, 531, 631, 1239, 1893, 2891, 3717, 4417, 5679, 8673, 13251, 26019, 30919, 37229, 39753, 92757, 111687, 260603, 278271, 335061, 781809, 1824221, 2345427, 5472663, 16417989]

約数ペア:

[(1, 16417989), (3, 5472663), (7, 2345427), (9, 1824221), (21, 781809), (49, 335061), (59, 278271), (63, 260603), (147, 111687), (177, 92757), (413, 39753), (441, 37229), (531, 30919), (631, 26019), (1239, 13251), (1893, 8673), (2891, 5679), (3717, 4417)]