28893663

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 42831360

約数和(自身を除く): 13937697

約数列:

[1, 3, 9, 71, 103, 213, 309, 439, 639, 927, 1317, 3951, 7313, 21939, 31169, 45217, 65817, 93507, 135651, 280521, 406953, 3210407, 9631221, 28893663]

約数ペア:

[(1, 28893663), (3, 9631221), (9, 3210407), (71, 406953), (103, 280521), (213, 135651), (309, 93507), (439, 65817), (639, 45217), (927, 31169), (1317, 21939), (3951, 7313)]