12742353

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{12101}}^1$

素因数の和:12126

約数の個数: 20

約数和(自身を含む): 20500788

約数和(自身を除く): 7758435

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 12101, 36303, 108909, 157313, 326727, 471939, 980181, 1415817, 4247451, 12742353]

約数ペア:

[(1, 12742353), (3, 4247451), (9, 1415817), (13, 980181), (27, 471939), (39, 326727), (81, 157313), (117, 108909), (351, 36303), (1053, 12101)]