72856509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 114099840

約数和(自身を除く): 41243331

約数列:

[1, 3, 11, 17, 33, 51, 61, 183, 187, 561, 671, 1037, 2013, 2129, 3111, 6387, 11407, 23419, 34221, 36193, 70257, 108579, 129869, 389607, 398123, 1194369, 1428559, 2207773, 4285677, 6623319, 24285503, 72856509]

約数ペア:

[(1, 72856509), (3, 24285503), (11, 6623319), (17, 4285677), (33, 2207773), (51, 1428559), (61, 1194369), (183, 398123), (187, 389607), (561, 129869), (671, 108579), (1037, 70257), (2013, 36193), (2129, 34221), (3111, 23419), (6387, 11407)]