128547339

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 180956160

約数和(自身を除く): 52408821

約数列:

[1, 3, 43, 67, 107, 129, 139, 201, 321, 417, 2881, 4601, 5977, 7169, 8643, 9313, 13803, 14873, 17931, 21507, 27939, 44619, 308267, 400459, 639539, 924801, 996491, 1201377, 1918617, 2989473, 42849113, 128547339]

約数ペア:

[(1, 128547339), (3, 42849113), (43, 2989473), (67, 1918617), (107, 1201377), (129, 996491), (139, 924801), (201, 639539), (321, 400459), (417, 308267), (2881, 44619), (4601, 27939), (5977, 21507), (7169, 17931), (8643, 14873), (9313, 13803)]