31211433

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5531}}^1$

素因数の和:5570

約数の個数: 32

約数和(自身を含む): 53107200

約数和(自身を除く): 21895767

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5531, 5643, 16593, 49779, 60841, 105089, 149337, 182523, 315267, 547569, 945801, 1155979, 1642707, 2837403, 3467937, 10403811, 31211433]

約数ペア:

[(1, 31211433), (3, 10403811), (9, 3467937), (11, 2837403), (19, 1642707), (27, 1155979), (33, 945801), (57, 547569), (99, 315267), (171, 182523), (209, 149337), (297, 105089), (513, 60841), (627, 49779), (1881, 16593), (5531, 5643)]