16478397

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{15649}}^1$

素因数の和:15674

約数の個数: 20

約数和(自身を含む): 26511100

約数和(自身を除く): 10032703

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 15649, 46947, 140841, 203437, 422523, 610311, 1267569, 1830933, 5492799, 16478397]

約数ペア:

[(1, 16478397), (3, 5492799), (9, 1830933), (13, 1267569), (27, 610311), (39, 422523), (81, 203437), (117, 140841), (351, 46947), (1053, 15649)]