8767521

素因数分解:

$3^4\times 7^2\times {\mathrm{47}}^2$

素因数の和:120

約数の個数: 45

約数和(自身を含む): 15566529

約数和(自身を除く): 6799008

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 81, 141, 147, 189, 329, 423, 441, 567, 987, 1269, 1323, 2209, 2303, 2961, 3807, 3969, 6627, 6909, 8883, 15463, 19881, 20727, 26649, 46389, 59643, 62181, 108241, 139167, 178929, 186543, 324723, 417501, 974169, 1252503, 2922507, 8767521]

約数ペア:

[(1, 8767521), (3, 2922507), (7, 1252503), (9, 974169), (21, 417501), (27, 324723), (47, 186543), (49, 178929), (63, 139167), (81, 108241), (141, 62181), (147, 59643), (189, 46389), (329, 26649), (423, 20727), (441, 19881), (567, 15463), (987, 8883), (1269, 6909), (1323, 6627), (2209, 3969), (2303, 3807)]