2991573

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 4831008

約数和(自身を除く): 1839435

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 947, 1053, 2841, 3159, 8523, 12311, 25569, 36933, 76707, 110799, 230121, 332397, 997191, 2991573]

約数ペア:

[(1, 2991573), (3, 997191), (9, 332397), (13, 230121), (27, 110799), (39, 76707), (81, 36933), (117, 25569), (243, 12311), (351, 8523), (947, 3159), (1053, 2841)]