16388253

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4409}}^1$

素因数の和:4481

約数の個数: 24

約数和(自身を含む): 27518400

約数和(自身を除く): 11130147

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 4409, 13227, 30863, 39681, 92589, 260131, 277767, 780393, 1820917, 2341179, 5462751, 16388253]

約数ペア:

[(1, 16388253), (3, 5462751), (7, 2341179), (9, 1820917), (21, 780393), (59, 277767), (63, 260131), (177, 92589), (413, 39681), (531, 30863), (1239, 13227), (3717, 4409)]