55158551

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 68428800

約数和(自身を除く): 13270249

約数列:

[1, 7, 29, 43, 71, 89, 203, 301, 497, 623, 1247, 2059, 2581, 3053, 3827, 6319, 8729, 14413, 18067, 21371, 26789, 44233, 88537, 110983, 183251, 271717, 619759, 776881, 1282757, 1902019, 7879793, 55158551]

約数ペア:

[(1, 55158551), (7, 7879793), (29, 1902019), (43, 1282757), (71, 776881), (89, 619759), (203, 271717), (301, 183251), (497, 110983), (623, 88537), (1247, 44233), (2059, 26789), (2581, 21371), (3053, 18067), (3827, 14413), (6319, 8729)]