16485939

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 25235600

約数和(自身を除く): 8749661

約数列:

[1, 3, 9, 19, 57, 171, 229, 421, 687, 1263, 2061, 3789, 4351, 7999, 13053, 23997, 39159, 71991, 96409, 289227, 867681, 1831771, 5495313, 16485939]

約数ペア:

[(1, 16485939), (3, 5495313), (9, 1831771), (19, 867681), (57, 289227), (171, 96409), (229, 71991), (421, 39159), (687, 23997), (1263, 13053), (2061, 7999), (3789, 4351)]