28037913

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 40347168

約数和(自身を除く): 12309255

約数列:

[1, 3, 17, 51, 73, 219, 289, 443, 867, 1241, 1329, 3723, 7531, 21097, 22593, 32339, 63291, 97017, 128027, 384081, 549763, 1649289, 9345971, 28037913]

約数ペア:

[(1, 28037913), (3, 9345971), (17, 1649289), (51, 549763), (73, 384081), (219, 128027), (289, 97017), (443, 63291), (867, 32339), (1241, 22593), (1329, 21097), (3723, 7531)]