17902989

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9001}}^1$

素因数の和:9037

約数の個数: 24

約数和(自身を含む): 29490552

約数和(自身を除く): 11587563

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 9001, 27003, 81009, 117013, 153017, 351039, 459051, 1053117, 1377153, 1989221, 5967663, 17902989]

約数ペア:

[(1, 17902989), (3, 5967663), (9, 1989221), (13, 1377153), (17, 1053117), (39, 459051), (51, 351039), (117, 153017), (153, 117013), (221, 81009), (663, 27003), (1989, 9001)]