28376007

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 43200000

約数和(自身を除く): 14823993

約数列:

[1, 3, 11, 29, 33, 87, 149, 199, 319, 447, 597, 957, 1639, 2189, 4321, 4917, 5771, 6567, 12963, 17313, 29651, 47531, 63481, 88953, 142593, 190443, 326161, 859879, 978483, 2579637, 9458669, 28376007]

約数ペア:

[(1, 28376007), (3, 9458669), (11, 2579637), (29, 978483), (33, 859879), (87, 326161), (149, 190443), (199, 142593), (319, 88953), (447, 63481), (597, 47531), (957, 29651), (1639, 17313), (2189, 12963), (4321, 6567), (4917, 5771)]