180257847

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2777}}^1$

素因数の和:3079

約数の個数: 32

約数和(自身を含む): 300824064

約数和(自身を除く): 120566217

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 281, 843, 1967, 2777, 3091, 5901, 8331, 9273, 19439, 21637, 30547, 58317, 64911, 91641, 213829, 641487, 780337, 2341011, 5462359, 8583707, 16387077, 25751121, 60085949, 180257847]

約数ペア:

[(1, 180257847), (3, 60085949), (7, 25751121), (11, 16387077), (21, 8583707), (33, 5462359), (77, 2341011), (231, 780337), (281, 641487), (843, 213829), (1967, 91641), (2777, 64911), (3091, 58317), (5901, 30547), (8331, 21637), (9273, 19439)]