128194239

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 182891520

約数和(自身を除く): 54697281

約数列:

[1, 3, 29, 47, 87, 107, 141, 293, 321, 879, 1363, 3103, 4089, 5029, 8497, 9309, 13771, 15087, 25491, 31351, 41313, 94053, 145841, 399359, 437523, 909179, 1198077, 1473497, 2727537, 4420491, 42731413, 128194239]

約数ペア:

[(1, 128194239), (3, 42731413), (29, 4420491), (47, 2727537), (87, 1473497), (107, 1198077), (141, 909179), (293, 437523), (321, 399359), (879, 145841), (1363, 94053), (3103, 41313), (4089, 31351), (5029, 25491), (8497, 15087), (9309, 13771)]