128445669

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1712

約数の個数: 48

約数和(自身を含む): 217264320

約数和(自身を除く): 88818651

約数列:

[1, 3, 9, 11, 27, 29, 33, 81, 87, 99, 243, 261, 297, 319, 783, 891, 957, 1657, 2349, 2673, 2871, 4971, 7047, 8613, 14913, 18227, 25839, 44739, 48053, 54681, 77517, 134217, 144159, 164043, 402651, 432477, 492129, 528583, 1297431, 1476387, 1585749, 3892293, 4429161, 4757247, 11676879, 14271741, 42815223, 128445669]

約数ペア:

[(1, 128445669), (3, 42815223), (9, 14271741), (11, 11676879), (27, 4757247), (29, 4429161), (33, 3892293), (81, 1585749), (87, 1476387), (99, 1297431), (243, 528583), (261, 492129), (297, 432477), (319, 402651), (783, 164043), (891, 144159), (957, 134217), (1657, 77517), (2349, 54681), (2673, 48053), (2871, 44739), (4971, 25839), (7047, 18227), (8613, 14913)]