15868853

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 21676032

約数和(自身を除く): 5807179

約数列:

[1, 7, 11, 13, 77, 83, 91, 143, 191, 581, 913, 1001, 1079, 1337, 2101, 2483, 6391, 7553, 11869, 14707, 15853, 17381, 27313, 83083, 110971, 174383, 191191, 206089, 1220681, 1442623, 2266979, 15868853]

約数ペア:

[(1, 15868853), (7, 2266979), (11, 1442623), (13, 1220681), (77, 206089), (83, 191191), (91, 174383), (143, 110971), (191, 83083), (581, 27313), (913, 17381), (1001, 15853), (1079, 14707), (1337, 11869), (2101, 7553), (2483, 6391)]