261567438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{30253}}^1$

素因数の和:30400

約数の個数: 32

約数和(自身を含む): 575068032

約数和(自身を除く): 313500594

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 131, 262, 393, 786, 1441, 2882, 4323, 8646, 30253, 60506, 90759, 181518, 332783, 665566, 998349, 1996698, 3963143, 7926286, 11889429, 23778858, 43594573, 87189146, 130783719, 261567438]

約数ペア:

[(1, 261567438), (2, 130783719), (3, 87189146), (6, 43594573), (11, 23778858), (22, 11889429), (33, 7926286), (66, 3963143), (131, 1996698), (262, 998349), (393, 665566), (786, 332783), (1441, 181518), (2882, 90759), (4323, 60506), (8646, 30253)]