181139478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1133

約数の個数: 64

約数和(自身を含む): 407151360

約数和(自身を除く): 226011882

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 53, 78, 86, 106, 129, 159, 258, 318, 559, 689, 1019, 1118, 1378, 1677, 2038, 2067, 2279, 3057, 3354, 4134, 4558, 6114, 6837, 13247, 13674, 26494, 29627, 39741, 43817, 54007, 59254, 79482, 87634, 88881, 108014, 131451, 162021, 177762, 262902, 324042, 569621, 702091, 1139242, 1404182, 1708863, 2106273, 2322301, 3417726, 4212546, 4644602, 6966903, 13933806, 30189913, 60379826, 90569739, 181139478]

約数ペア:

[(1, 181139478), (2, 90569739), (3, 60379826), (6, 30189913), (13, 13933806), (26, 6966903), (39, 4644602), (43, 4212546), (53, 3417726), (78, 2322301), (86, 2106273), (106, 1708863), (129, 1404182), (159, 1139242), (258, 702091), (318, 569621), (559, 324042), (689, 262902), (1019, 177762), (1118, 162021), (1378, 131451), (1677, 108014), (2038, 88881), (2067, 87634), (2279, 79482), (3057, 59254), (3354, 54007), (4134, 43817), (4558, 39741), (6114, 29627), (6837, 26494), (13247, 13674)]