156920654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 262137600

約数和(自身を除く): 105216946

約数列:

[1, 2, 11, 22, 73, 146, 199, 398, 491, 803, 982, 1606, 2189, 4378, 5401, 10802, 14527, 29054, 35843, 71686, 97709, 159797, 195418, 319594, 394273, 788546, 1074799, 2149598, 7132757, 14265514, 78460327, 156920654]

約数ペア:

[(1, 156920654), (2, 78460327), (11, 14265514), (22, 7132757), (73, 2149598), (146, 1074799), (199, 788546), (398, 394273), (491, 319594), (803, 195418), (982, 159797), (1606, 97709), (2189, 71686), (4378, 35843), (5401, 29054), (10802, 14527)]