260804973

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3251}}^1$

素因数の和:3306

約数の個数: 48

約数和(自身を含む): 435976128

約数和(自身を除く): 175171155

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 121, 143, 187, 221, 363, 429, 561, 663, 1573, 2057, 2431, 3251, 4719, 6171, 7293, 9753, 26741, 35761, 42263, 55267, 80223, 107283, 126789, 165801, 393371, 464893, 607937, 718471, 1180113, 1394679, 1823811, 2155413, 5113823, 6687307, 7903181, 15341469, 20061921, 23709543, 86934991, 260804973]

約数ペア:

[(1, 260804973), (3, 86934991), (11, 23709543), (13, 20061921), (17, 15341469), (33, 7903181), (39, 6687307), (51, 5113823), (121, 2155413), (143, 1823811), (187, 1394679), (221, 1180113), (363, 718471), (429, 607937), (561, 464893), (663, 393371), (1573, 165801), (2057, 126789), (2431, 107283), (3251, 80223), (4719, 55267), (6171, 42263), (7293, 35761), (9753, 26741)]