12791961

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15619}}^1$

素因数の和:15645

約数の個数: 24

約数和(自身を含む): 22742720

約数和(自身を除く): 9950759

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 15619, 46857, 109333, 140571, 203047, 327999, 609141, 983997, 1421329, 1827423, 4263987, 12791961]

約数ペア:

[(1, 12791961), (3, 4263987), (7, 1827423), (9, 1421329), (13, 983997), (21, 609141), (39, 327999), (63, 203047), (91, 140571), (117, 109333), (273, 46857), (819, 15619)]