2356209

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1562

約数の個数: 20

約数和(自身を含む): 3707440

約数和(自身を除く): 1351231

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1531, 1539, 4593, 13779, 29089, 41337, 87267, 124011, 261801, 785403, 2356209]

約数ペア:

[(1, 2356209), (3, 785403), (9, 261801), (19, 124011), (27, 87267), (57, 41337), (81, 29089), (171, 13779), (513, 4593), (1531, 1539)]