39928554

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 88732800

約数和(自身を除く): 48804246

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 157, 199, 213, 314, 398, 426, 471, 597, 639, 942, 1194, 1278, 1413, 1791, 2826, 3582, 11147, 14129, 22294, 28258, 31243, 33441, 42387, 62486, 66882, 84774, 93729, 100323, 127161, 187458, 200646, 254322, 281187, 562374, 2218253, 4436506, 6654759, 13309518, 19964277, 39928554]

約数ペア:

[(1, 39928554), (2, 19964277), (3, 13309518), (6, 6654759), (9, 4436506), (18, 2218253), (71, 562374), (142, 281187), (157, 254322), (199, 200646), (213, 187458), (314, 127161), (398, 100323), (426, 93729), (471, 84774), (597, 66882), (639, 62486), (942, 42387), (1194, 33441), (1278, 31243), (1413, 28258), (1791, 22294), (2826, 14129), (3582, 11147)]