155540847

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 269419392

約数和(自身を除く): 113878545

約数列:

[1, 3, 7, 11, 21, 33, 43, 49, 77, 129, 147, 231, 301, 473, 539, 903, 1419, 1617, 2107, 2237, 3311, 6321, 6711, 9933, 15659, 23177, 24607, 46977, 69531, 73821, 96191, 109613, 172249, 288573, 328839, 516747, 673337, 1058101, 1205743, 2020011, 3174303, 3617229, 4713359, 7406707, 14140077, 22220121, 51846949, 155540847]

約数ペア:

[(1, 155540847), (3, 51846949), (7, 22220121), (11, 14140077), (21, 7406707), (33, 4713359), (43, 3617229), (49, 3174303), (77, 2020011), (129, 1205743), (147, 1058101), (231, 673337), (301, 516747), (473, 328839), (539, 288573), (903, 172249), (1419, 109613), (1617, 96191), (2107, 73821), (2237, 69531), (3311, 46977), (6321, 24607), (6711, 23177), (9933, 15659)]