313639221

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{1553}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 489323520

約数和(自身を除く): 175684299

約数列:

[1, 3, 7, 21, 59, 163, 177, 413, 489, 1141, 1239, 1553, 3423, 4659, 9617, 10871, 28851, 32613, 67319, 91627, 201957, 253139, 274881, 641389, 759417, 1771973, 1924167, 5315919, 14935201, 44805603, 104546407, 313639221]

約数ペア:

[(1, 313639221), (3, 104546407), (7, 44805603), (21, 14935201), (59, 5315919), (163, 1924167), (177, 1771973), (413, 759417), (489, 641389), (1141, 274881), (1239, 253139), (1553, 201957), (3423, 91627), (4659, 67319), (9617, 32613), (10871, 28851)]