8689863

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 14425600

約数和(自身を除く): 5735737

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 229, 273, 417, 687, 973, 1603, 1807, 2919, 2977, 4809, 5421, 8931, 12649, 20839, 31831, 37947, 62517, 95493, 222817, 413803, 668451, 1241409, 2896621, 8689863]

約数ペア:

[(1, 8689863), (3, 2896621), (7, 1241409), (13, 668451), (21, 413803), (39, 222817), (91, 95493), (139, 62517), (229, 37947), (273, 31831), (417, 20839), (687, 12649), (973, 8931), (1603, 5421), (1807, 4809), (2919, 2977)]