12521691

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15289}}^1$

素因数の和:15315

約数の個数: 24

約数和(自身を含む): 22262240

約数和(自身を除く): 9740549

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 15289, 45867, 107023, 137601, 198757, 321069, 596271, 963207, 1391299, 1788813, 4173897, 12521691]

約数ペア:

[(1, 12521691), (3, 4173897), (7, 1788813), (9, 1391299), (13, 963207), (21, 596271), (39, 321069), (63, 198757), (91, 137601), (117, 107023), (273, 45867), (819, 15289)]