31604049

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 48276800

約数和(自身を除く): 16672751

約数列:

[1, 3, 9, 19, 57, 171, 421, 439, 1263, 1317, 3789, 3951, 7999, 8341, 23997, 25023, 71991, 75069, 184819, 554457, 1663371, 3511561, 10534683, 31604049]

約数ペア:

[(1, 31604049), (3, 10534683), (9, 3511561), (19, 1663371), (57, 554457), (171, 184819), (421, 75069), (439, 71991), (1263, 25023), (1317, 23997), (3789, 8341), (3951, 7999)]