1343223

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:145

約数の個数: 40

約数和(自身を含む): 2416128

約数和(自身を除く): 1072905

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 103, 161, 189, 207, 309, 483, 567, 621, 721, 927, 1449, 1863, 2163, 2369, 2781, 4347, 6489, 7107, 8343, 13041, 16583, 19467, 21321, 49749, 58401, 63963, 149247, 191889, 447741, 1343223]

約数ペア:

[(1, 1343223), (3, 447741), (7, 191889), (9, 149247), (21, 63963), (23, 58401), (27, 49749), (63, 21321), (69, 19467), (81, 16583), (103, 13041), (161, 8343), (189, 7107), (207, 6489), (309, 4347), (483, 2781), (567, 2369), (621, 2163), (721, 1863), (927, 1449)]