677012661

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{642937}}^1$

素因数の和:642962

約数の個数: 20

約数和(自身を含む): 1089136972

約数和(自身を除く): 412124311

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 642937, 1928811, 5786433, 8358181, 17359299, 25074543, 52077897, 75223629, 225670887, 677012661]

約数ペア:

[(1, 677012661), (3, 225670887), (9, 75223629), (13, 52077897), (27, 25074543), (39, 17359299), (81, 8358181), (117, 5786433), (351, 1928811), (1053, 642937)]