27980589

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6029}}^1$

素因数の和:6069

約数の個数: 32

約数和(自身を含む): 48625920

約数和(自身を除く): 20645331

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6029, 18087, 42203, 78377, 102493, 126609, 235131, 307479, 548639, 717451, 1332409, 1645917, 2152353, 3997227, 9326863, 27980589]

約数ペア:

[(1, 27980589), (3, 9326863), (7, 3997227), (13, 2152353), (17, 1645917), (21, 1332409), (39, 717451), (51, 548639), (91, 307479), (119, 235131), (221, 126609), (273, 102493), (357, 78377), (663, 42203), (1547, 18087), (4641, 6029)]