4009509

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 6835712

約数和(自身を除く): 2826203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 2053, 6159, 14371, 18477, 43113, 63643, 129339, 190929, 445501, 572787, 1336503, 4009509]

約数ペア:

[(1, 4009509), (3, 1336503), (7, 572787), (9, 445501), (21, 190929), (31, 129339), (63, 63643), (93, 43113), (217, 18477), (279, 14371), (651, 6159), (1953, 2053)]