38188191

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{607}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 51928064

約数和(自身を除く): 13739873

約数列:

[1, 3, 67, 201, 313, 607, 939, 1821, 20971, 40669, 62913, 122007, 189991, 569973, 12729397, 38188191]

約数ペア:

[(1, 38188191), (3, 12729397), (67, 569973), (201, 189991), (313, 122007), (607, 62913), (939, 40669), (1821, 20971)]