161755809

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 227399040

約数和(自身を除く): 65643231

約数列:

[1, 3, 43, 73, 89, 129, 193, 219, 267, 579, 3139, 3827, 6497, 8299, 9417, 11481, 14089, 17177, 19491, 24897, 42267, 51531, 279371, 605827, 738611, 838113, 1253921, 1817481, 2215833, 3761763, 53918603, 161755809]

約数ペア:

[(1, 161755809), (3, 53918603), (43, 3761763), (73, 2215833), (89, 1817481), (129, 1253921), (193, 838113), (219, 738611), (267, 605827), (579, 279371), (3139, 51531), (3827, 42267), (6497, 24897), (8299, 19491), (9417, 17177), (11481, 14089)]