189804537

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 312119808

約数和(自身を除く): 122315271

約数列:

[1, 3, 9, 13, 31, 39, 43, 93, 117, 129, 279, 387, 403, 559, 1209, 1217, 1333, 1677, 3627, 3651, 3999, 5031, 10953, 11997, 15821, 17329, 37727, 47463, 51987, 52331, 113181, 142389, 155961, 156993, 339543, 470979, 490451, 680303, 1471353, 1622261, 2040909, 4414059, 4866783, 6122727, 14600349, 21089393, 63268179, 189804537]

約数ペア:

[(1, 189804537), (3, 63268179), (9, 21089393), (13, 14600349), (31, 6122727), (39, 4866783), (43, 4414059), (93, 2040909), (117, 1622261), (129, 1471353), (279, 680303), (387, 490451), (403, 470979), (559, 339543), (1209, 156993), (1217, 155961), (1333, 142389), (1677, 113181), (3627, 52331), (3651, 51987), (3999, 47463), (5031, 37727), (10953, 17329), (11997, 15821)]