268130109

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1553}}^1$

素因数の和:1821

約数の個数: 32

約数和(自身を含む): 407272320

約数和(自身を除く): 139142211

約数列:

[1, 3, 13, 19, 39, 57, 233, 247, 699, 741, 1553, 3029, 4427, 4659, 9087, 13281, 20189, 29507, 57551, 60567, 88521, 172653, 361849, 383591, 1085547, 1150773, 4704037, 6875131, 14112111, 20625393, 89376703, 268130109]

約数ペア:

[(1, 268130109), (3, 89376703), (13, 20625393), (19, 14112111), (39, 6875131), (57, 4704037), (233, 1150773), (247, 1085547), (699, 383591), (741, 361849), (1553, 172653), (3029, 88521), (4427, 60567), (4659, 57551), (9087, 29507), (13281, 20189)]